261632280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 384

約数和(自身を含む): 1032998400

約数和(自身を除く): 771366120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 52, 56, 57, 60, 65, 70, 76, 78, 84, 91, 95, 97, 104, 105, 114, 120, 130, 133, 140, 152, 156, 168, 169, 182, 190, 194, 195, 210, 228, 247, 260, 266, 273, 280, 285, 291, 312, 338, 364, 380, 388, 390, 399, 420, 455, 456, 485, 494, 507, 520, 532, 546, 570, 582, 665, 676, 679, 728, 741, 760, 776, 780, 798, 840, 845, 910, 970, 988, 1014, 1064, 1092, 1140, 1164, 1183, 1235, 1261, 1330, 1352, 1358, 1365, 1455, 1482, 1560, 1596, 1690, 1729, 1820, 1843, 1940, 1976, 1995, 2028, 2037, 2184, 2280, 2328, 2366, 2470, 2522, 2535, 2660, 2716, 2730, 2910, 2964, 3192, 3211, 3380, 3395, 3458, 3549, 3640, 3686, 3705, 3783, 3880, 3990, 4056, 4074, 4732, 4940, 5044, 5070, 5187, 5320, 5432, 5460, 5529, 5820, 5915, 5928, 6305, 6422, 6760, 6790, 6916, 7098, 7372, 7410, 7566, 7980, 8148, 8645, 8827, 9215, 9464, 9633, 9880, 10088, 10140, 10185, 10374, 10920, 11058, 11640, 11830, 12610, 12844, 12901, 13580, 13832, 14196, 14744, 14820, 15132, 15960, 16055, 16296, 16393, 17290, 17654, 17745, 18430, 18915, 19266, 20280, 20370, 20748, 22116, 22477, 23660, 23959, 25220, 25688, 25802, 25935, 26481, 27160, 27645, 28392, 29640, 30264, 32110, 32786, 34580, 35308, 35490, 36860, 37830, 38532, 38703, 40740, 41496, 44135, 44232, 44954, 47320, 47918, 48165, 49179, 50440, 51604, 51870, 52962, 55290, 64220, 64505, 65572, 67431, 69160, 70616, 70980, 71877, 73720, 75660, 77064, 77406, 81480, 81965, 88270, 89908, 95836, 96330, 98358, 103208, 103740, 105924, 110580, 112385, 114751, 119795, 128440, 129010, 131144, 132405, 134862, 141960, 143754, 151320, 154812, 163930, 167713, 176540, 179816, 191672, 192660, 193515, 196716, 207480, 211848, 221160, 224770, 229502, 239590, 245895, 258020, 264810, 269724, 287508, 309624, 311467, 327860, 335426, 337155, 344253, 353080, 359385, 385320, 387030, 393432, 449540, 459004, 479180, 491790, 503139, 516040, 529620, 539448, 573755, 575016, 622934, 655720, 670852, 674310, 688506, 718770, 774060, 838565, 899080, 918008, 934401, 958360, 983580, 1006278, 1059240, 1147510, 1245868, 1341704, 1348620, 1377012, 1437540, 1548120, 1557335, 1677130, 1721265, 1868802, 1967160, 2012556, 2180269, 2295020, 2491736, 2515695, 2697240, 2754024, 2875080, 3114670, 3354260, 3442530, 3737604, 4025112, 4360538, 4590040, 4672005, 5031390, 6229340, 6540807, 6708520, 6885060, 7475208, 8721076, 9344010, 10062780, 10901345, 12458680, 13081614, 13770120, 17442152, 18688020, 20125560, 21802690, 26163228, 32704035, 37376040, 43605380, 52326456, 65408070, 87210760, 130816140, 261632280]

約数ペア:

[(1, 261632280), (2, 130816140), (3, 87210760), (4, 65408070), (5, 52326456), (6, 43605380), (7, 37376040), (8, 32704035), (10, 26163228), (12, 21802690), (13, 20125560), (14, 18688020), (15, 17442152), (19, 13770120), (20, 13081614), (21, 12458680), (24, 10901345), (26, 10062780), (28, 9344010), (30, 8721076), (35, 7475208), (38, 6885060), (39, 6708520), (40, 6540807), (42, 6229340), (52, 5031390), (56, 4672005), (57, 4590040), (60, 4360538), (65, 4025112), (70, 3737604), (76, 3442530), (78, 3354260), (84, 3114670), (91, 2875080), (95, 2754024), (97, 2697240), (104, 2515695), (105, 2491736), (114, 2295020), (120, 2180269), (130, 2012556), (133, 1967160), (140, 1868802), (152, 1721265), (156, 1677130), (168, 1557335), (169, 1548120), (182, 1437540), (190, 1377012), (194, 1348620), (195, 1341704), (210, 1245868), (228, 1147510), (247, 1059240), (260, 1006278), (266, 983580), (273, 958360), (280, 934401), (285, 918008), (291, 899080), (312, 838565), (338, 774060), (364, 718770), (380, 688506), (388, 674310), (390, 670852), (399, 655720), (420, 622934), (455, 575016), (456, 573755), (485, 539448), (494, 529620), (507, 516040), (520, 503139), (532, 491790), (546, 479180), (570, 459004), (582, 449540), (665, 393432), (676, 387030), (679, 385320), (728, 359385), (741, 353080), (760, 344253), (776, 337155), (780, 335426), (798, 327860), (840, 311467), (845, 309624), (910, 287508), (970, 269724), (988, 264810), (1014, 258020), (1064, 245895), (1092, 239590), (1140, 229502), (1164, 224770), (1183, 221160), (1235, 211848), (1261, 207480), (1330, 196716), (1352, 193515), (1358, 192660), (1365, 191672), (1455, 179816), (1482, 176540), (1560, 167713), (1596, 163930), (1690, 154812), (1729, 151320), (1820, 143754), (1843, 141960), (1940, 134862), (1976, 132405), (1995, 131144), (2028, 129010), (2037, 128440), (2184, 119795), (2280, 114751), (2328, 112385), (2366, 110580), (2470, 105924), (2522, 103740), (2535, 103208), (2660, 98358), (2716, 96330), (2730, 95836), (2910, 89908), (2964, 88270), (3192, 81965), (3211, 81480), (3380, 77406), (3395, 77064), (3458, 75660), (3549, 73720), (3640, 71877), (3686, 70980), (3705, 70616), (3783, 69160), (3880, 67431), (3990, 65572), (4056, 64505), (4074, 64220), (4732, 55290), (4940, 52962), (5044, 51870), (5070, 51604), (5187, 50440), (5320, 49179), (5432, 48165), (5460, 47918), (5529, 47320), (5820, 44954), (5915, 44232), (5928, 44135), (6305, 41496), (6422, 40740), (6760, 38703), (6790, 38532), (6916, 37830), (7098, 36860), (7372, 35490), (7410, 35308), (7566, 34580), (7980, 32786), (8148, 32110), (8645, 30264), (8827, 29640), (9215, 28392), (9464, 27645), (9633, 27160), (9880, 26481), (10088, 25935), (10140, 25802), (10185, 25688), (10374, 25220), (10920, 23959), (11058, 23660), (11640, 22477), (11830, 22116), (12610, 20748), (12844, 20370), (12901, 20280), (13580, 19266), (13832, 18915), (14196, 18430), (14744, 17745), (14820, 17654), (15132, 17290), (15960, 16393), (16055, 16296)]