261195480

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 576

約数和(自身を含む): 1142799840

約数和(自身を除く): 881604360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 17, 18, 20, 21, 24, 26, 28, 30, 34, 35, 36, 39, 40, 42, 45, 49, 51, 52, 56, 60, 63, 65, 67, 68, 70, 72, 78, 84, 85, 90, 91, 98, 102, 104, 105, 117, 119, 120, 126, 130, 134, 136, 140, 147, 153, 156, 168, 170, 180, 182, 195, 196, 201, 204, 210, 221, 234, 238, 245, 252, 255, 260, 268, 273, 280, 294, 306, 312, 315, 335, 340, 357, 360, 364, 390, 392, 402, 408, 420, 441, 442, 455, 468, 469, 476, 490, 504, 510, 520, 536, 546, 585, 588, 595, 603, 612, 630, 637, 663, 670, 680, 714, 728, 735, 765, 780, 804, 819, 833, 840, 871, 882, 884, 910, 936, 938, 952, 980, 1005, 1020, 1071, 1092, 1105, 1139, 1170, 1176, 1190, 1206, 1224, 1260, 1274, 1326, 1340, 1365, 1407, 1428, 1470, 1530, 1547, 1560, 1608, 1638, 1666, 1742, 1764, 1768, 1785, 1820, 1876, 1911, 1960, 1989, 2010, 2040, 2142, 2184, 2205, 2210, 2278, 2340, 2345, 2380, 2412, 2499, 2520, 2548, 2613, 2652, 2680, 2730, 2814, 2856, 2940, 3015, 3060, 3094, 3185, 3276, 3283, 3315, 3332, 3417, 3484, 3528, 3570, 3640, 3752, 3822, 3978, 4020, 4095, 4165, 4221, 4284, 4355, 4410, 4420, 4556, 4641, 4680, 4690, 4760, 4824, 4998, 5096, 5226, 5304, 5355, 5460, 5628, 5695, 5733, 5880, 6030, 6097, 6120, 6188, 6370, 6552, 6566, 6630, 6664, 6834, 6968, 7035, 7140, 7497, 7644, 7735, 7839, 7956, 7973, 8040, 8190, 8330, 8442, 8568, 8710, 8820, 8840, 9112, 9282, 9380, 9555, 9849, 9945, 9996, 10251, 10452, 10710, 10829, 10920, 11256, 11390, 11466, 12060, 12194, 12376, 12495, 12740, 13065, 13132, 13260, 13668, 13923, 14070, 14280, 14807, 14994, 15288, 15470, 15678, 15912, 15946, 16380, 16415, 16660, 16884, 17085, 17420, 17640, 18291, 18564, 18760, 19110, 19698, 19890, 19992, 20502, 20904, 21105, 21420, 21658, 22780, 22932, 23205, 23919, 24120, 24388, 24990, 25480, 26130, 26264, 26520, 27336, 27846, 28140, 28665, 29547, 29614, 29988, 30485, 30940, 31356, 31892, 32487, 32760, 32830, 33320, 33768, 34170, 34840, 36582, 37128, 37485, 38220, 39195, 39396, 39780, 39865, 41004, 42210, 42679, 42840, 43316, 44421, 45560, 45864, 46410, 47838, 48776, 49245, 49980, 51255, 52260, 54145, 54873, 55692, 55811, 56280, 57330, 59094, 59228, 59976, 60970, 61880, 62712, 63784, 64974, 65660, 68340, 69615, 71757, 73164, 74035, 74970, 76440, 78390, 78792, 79560, 79730, 82008, 84420, 85358, 86632, 88842, 91455, 92820, 95676, 97461, 98490, 99960, 102510, 103649, 104520, 108290, 109746, 111384, 111622, 114660, 118188, 118456, 119595, 121940, 128037, 129948, 131320, 133263, 136680, 139230, 143514, 146328, 147735, 148070, 149940, 156780, 159460, 162435, 167433, 168840, 170716, 177684, 182910, 185640, 191352, 194922, 196980, 205020, 207298, 213395, 216580, 219492, 222105, 223244, 229320, 236376, 239190, 243880, 256074, 259896, 266526, 274365, 278460, 279055, 287028, 295470, 296140, 299880, 310947, 313560, 318920, 324870, 334866, 341432, 355368, 358785, 365820, 384111, 389844, 393960, 410040, 414596, 426790, 433160, 438984, 444210, 446488, 478380, 487305, 502299, 512148, 518245, 533052, 548730, 556920, 558110, 574056, 590940, 592280, 621894, 640185, 649740, 666315, 669732, 717570, 725543, 731640, 768222, 779688, 829192, 837165, 853580, 888420, 932841, 956760, 974610, 1004598, 1024296, 1036490, 1066104, 1097460, 1116220, 1181880, 1243788, 1280370, 1299480, 1332630, 1339464, 1435140, 1451086, 1536444, 1554735, 1674330, 1707160, 1776840, 1865682, 1920555, 1949220, 2009196, 2072980, 2176629, 2194920, 2232440, 2487576, 2511495, 2560740, 2665260, 2870280, 2902172, 3072888, 3109470, 3348660, 3627715, 3731364, 3841110, 3898440, 4018392, 4145960, 4353258, 4664205, 5022990, 5121480, 5330520, 5804344, 6218940, 6529887, 6697320, 7255430, 7462728, 7682220, 8706516, 9328410, 10045980, 10883145, 12437880, 13059774, 14510860, 15364440, 17413032, 18656820, 20091960, 21766290, 26119548, 29021720, 32649435, 37313640, 43532580, 52239096, 65298870, 87065160, 130597740, 261195480]

約数ペア:

[(1, 261195480), (2, 130597740), (3, 87065160), (4, 65298870), (5, 52239096), (6, 43532580), (7, 37313640), (8, 32649435), (9, 29021720), (10, 26119548), (12, 21766290), (13, 20091960), (14, 18656820), (15, 17413032), (17, 15364440), (18, 14510860), (20, 13059774), (21, 12437880), (24, 10883145), (26, 10045980), (28, 9328410), (30, 8706516), (34, 7682220), (35, 7462728), (36, 7255430), (39, 6697320), (40, 6529887), (42, 6218940), (45, 5804344), (49, 5330520), (51, 5121480), (52, 5022990), (56, 4664205), (60, 4353258), (63, 4145960), (65, 4018392), (67, 3898440), (68, 3841110), (70, 3731364), (72, 3627715), (78, 3348660), (84, 3109470), (85, 3072888), (90, 2902172), (91, 2870280), (98, 2665260), (102, 2560740), (104, 2511495), (105, 2487576), (117, 2232440), (119, 2194920), (120, 2176629), (126, 2072980), (130, 2009196), (134, 1949220), (136, 1920555), (140, 1865682), (147, 1776840), (153, 1707160), (156, 1674330), (168, 1554735), (170, 1536444), (180, 1451086), (182, 1435140), (195, 1339464), (196, 1332630), (201, 1299480), (204, 1280370), (210, 1243788), (221, 1181880), (234, 1116220), (238, 1097460), (245, 1066104), (252, 1036490), (255, 1024296), (260, 1004598), (268, 974610), (273, 956760), (280, 932841), (294, 888420), (306, 853580), (312, 837165), (315, 829192), (335, 779688), (340, 768222), (357, 731640), (360, 725543), (364, 717570), (390, 669732), (392, 666315), (402, 649740), (408, 640185), (420, 621894), (441, 592280), (442, 590940), (455, 574056), (468, 558110), (469, 556920), (476, 548730), (490, 533052), (504, 518245), (510, 512148), (520, 502299), (536, 487305), (546, 478380), (585, 446488), (588, 444210), (595, 438984), (603, 433160), (612, 426790), (630, 414596), (637, 410040), (663, 393960), (670, 389844), (680, 384111), (714, 365820), (728, 358785), (735, 355368), (765, 341432), (780, 334866), (804, 324870), (819, 318920), (833, 313560), (840, 310947), (871, 299880), (882, 296140), (884, 295470), (910, 287028), (936, 279055), (938, 278460), (952, 274365), (980, 266526), (1005, 259896), (1020, 256074), (1071, 243880), (1092, 239190), (1105, 236376), (1139, 229320), (1170, 223244), (1176, 222105), (1190, 219492), (1206, 216580), (1224, 213395), (1260, 207298), (1274, 205020), (1326, 196980), (1340, 194922), (1365, 191352), (1407, 185640), (1428, 182910), (1470, 177684), (1530, 170716), (1547, 168840), (1560, 167433), (1608, 162435), (1638, 159460), (1666, 156780), (1742, 149940), (1764, 148070), (1768, 147735), (1785, 146328), (1820, 143514), (1876, 139230), (1911, 136680), (1960, 133263), (1989, 131320), (2010, 129948), (2040, 128037), (2142, 121940), (2184, 119595), (2205, 118456), (2210, 118188), (2278, 114660), (2340, 111622), (2345, 111384), (2380, 109746), (2412, 108290), (2499, 104520), (2520, 103649), (2548, 102510), (2613, 99960), (2652, 98490), (2680, 97461), (2730, 95676), (2814, 92820), (2856, 91455), (2940, 88842), (3015, 86632), (3060, 85358), (3094, 84420), (3185, 82008), (3276, 79730), (3283, 79560), (3315, 78792), (3332, 78390), (3417, 76440), (3484, 74970), (3528, 74035), (3570, 73164), (3640, 71757), (3752, 69615), (3822, 68340), (3978, 65660), (4020, 64974), (4095, 63784), (4165, 62712), (4221, 61880), (4284, 60970), (4355, 59976), (4410, 59228), (4420, 59094), (4556, 57330), (4641, 56280), (4680, 55811), (4690, 55692), (4760, 54873), (4824, 54145), (4998, 52260), (5096, 51255), (5226, 49980), (5304, 49245), (5355, 48776), (5460, 47838), (5628, 46410), (5695, 45864), (5733, 45560), (5880, 44421), (6030, 43316), (6097, 42840), (6120, 42679), (6188, 42210), (6370, 41004), (6552, 39865), (6566, 39780), (6630, 39396), (6664, 39195), (6834, 38220), (6968, 37485), (7035, 37128), (7140, 36582), (7497, 34840), (7644, 34170), (7735, 33768), (7839, 33320), (7956, 32830), (7973, 32760), (8040, 32487), (8190, 31892), (8330, 31356), (8442, 30940), (8568, 30485), (8710, 29988), (8820, 29614), (8840, 29547), (9112, 28665), (9282, 28140), (9380, 27846), (9555, 27336), (9849, 26520), (9945, 26264), (9996, 26130), (10251, 25480), (10452, 24990), (10710, 24388), (10829, 24120), (10920, 23919), (11256, 23205), (11390, 22932), (11466, 22780), (12060, 21658), (12194, 21420), (12376, 21105), (12495, 20904), (12740, 20502), (13065, 19992), (13132, 19890), (13260, 19698), (13668, 19110), (13923, 18760), (14070, 18564), (14280, 18291), (14807, 17640), (14994, 17420), (15288, 17085), (15470, 16884), (15678, 16660), (15912, 16415), (15946, 16380)]