1281045360

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{599}}^1$

素因数の和:708

約数の個数: 320

約数和(自身を含む): 4856832000

約数和(自身を除く): 3575786640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 48, 56, 57, 60, 67, 70, 76, 80, 84, 95, 105, 112, 114, 120, 133, 134, 140, 152, 168, 190, 201, 210, 228, 240, 266, 268, 280, 285, 304, 335, 336, 380, 399, 402, 420, 456, 469, 532, 536, 560, 570, 599, 665, 670, 760, 798, 804, 840, 912, 938, 1005, 1064, 1072, 1140, 1198, 1273, 1330, 1340, 1407, 1520, 1596, 1608, 1680, 1797, 1876, 1995, 2010, 2128, 2280, 2345, 2396, 2546, 2660, 2680, 2814, 2995, 3192, 3216, 3594, 3752, 3819, 3990, 4020, 4193, 4560, 4690, 4792, 5092, 5320, 5360, 5628, 5990, 6365, 6384, 7035, 7188, 7504, 7638, 7980, 8040, 8386, 8911, 8985, 9380, 9584, 10184, 10640, 11256, 11381, 11980, 12579, 12730, 14070, 14376, 15276, 15960, 16080, 16772, 17822, 17970, 18760, 19095, 20368, 20965, 22512, 22762, 23960, 25158, 25460, 26733, 28140, 28752, 30552, 31920, 33544, 34143, 35644, 35940, 37520, 38190, 40133, 41930, 44555, 45524, 47920, 50316, 50920, 53466, 56280, 56905, 61104, 62895, 67088, 68286, 71288, 71880, 76380, 79667, 80266, 83860, 89110, 91048, 100632, 101840, 106932, 112560, 113810, 120399, 125790, 133665, 136572, 142576, 143760, 152760, 159334, 160532, 167720, 170715, 178220, 182096, 200665, 201264, 213864, 227620, 239001, 240798, 251580, 267330, 273144, 280931, 305520, 318668, 321064, 335440, 341430, 356440, 398335, 401330, 427728, 455240, 478002, 481596, 503160, 534660, 546288, 561862, 601995, 637336, 642128, 682860, 712880, 762527, 796670, 802660, 842793, 910480, 956004, 963192, 1006320, 1069320, 1123724, 1195005, 1203990, 1274672, 1365720, 1404655, 1525054, 1593340, 1605320, 1685586, 1912008, 1926384, 2138640, 2247448, 2287581, 2390010, 2407980, 2731440, 2809310, 3050108, 3186680, 3210640, 3371172, 3812635, 3824016, 4213965, 4494896, 4575162, 4780020, 4815960, 5337689, 5618620, 6100216, 6373360, 6742344, 7625270, 8427930, 9150324, 9560040, 9631920, 10675378, 11237240, 11437905, 12200432, 13484688, 15250540, 16013067, 16855860, 18300648, 19120080, 21350756, 22474480, 22875810, 26688445, 30501080, 32026134, 33711720, 36601296, 42701512, 45751620, 53376890, 61002160, 64052268, 67423440, 80065335, 85403024, 91503240, 106753780, 128104536, 160130670, 183006480, 213507560, 256209072, 320261340, 427015120, 640522680, 1281045360]

約数ペア:

[(1, 1281045360), (2, 640522680), (3, 427015120), (4, 320261340), (5, 256209072), (6, 213507560), (7, 183006480), (8, 160130670), (10, 128104536), (12, 106753780), (14, 91503240), (15, 85403024), (16, 80065335), (19, 67423440), (20, 64052268), (21, 61002160), (24, 53376890), (28, 45751620), (30, 42701512), (35, 36601296), (38, 33711720), (40, 32026134), (42, 30501080), (48, 26688445), (56, 22875810), (57, 22474480), (60, 21350756), (67, 19120080), (70, 18300648), (76, 16855860), (80, 16013067), (84, 15250540), (95, 13484688), (105, 12200432), (112, 11437905), (114, 11237240), (120, 10675378), (133, 9631920), (134, 9560040), (140, 9150324), (152, 8427930), (168, 7625270), (190, 6742344), (201, 6373360), (210, 6100216), (228, 5618620), (240, 5337689), (266, 4815960), (268, 4780020), (280, 4575162), (285, 4494896), (304, 4213965), (335, 3824016), (336, 3812635), (380, 3371172), (399, 3210640), (402, 3186680), (420, 3050108), (456, 2809310), (469, 2731440), (532, 2407980), (536, 2390010), (560, 2287581), (570, 2247448), (599, 2138640), (665, 1926384), (670, 1912008), (760, 1685586), (798, 1605320), (804, 1593340), (840, 1525054), (912, 1404655), (938, 1365720), (1005, 1274672), (1064, 1203990), (1072, 1195005), (1140, 1123724), (1198, 1069320), (1273, 1006320), (1330, 963192), (1340, 956004), (1407, 910480), (1520, 842793), (1596, 802660), (1608, 796670), (1680, 762527), (1797, 712880), (1876, 682860), (1995, 642128), (2010, 637336), (2128, 601995), (2280, 561862), (2345, 546288), (2396, 534660), (2546, 503160), (2660, 481596), (2680, 478002), (2814, 455240), (2995, 427728), (3192, 401330), (3216, 398335), (3594, 356440), (3752, 341430), (3819, 335440), (3990, 321064), (4020, 318668), (4193, 305520), (4560, 280931), (4690, 273144), (4792, 267330), (5092, 251580), (5320, 240798), (5360, 239001), (5628, 227620), (5990, 213864), (6365, 201264), (6384, 200665), (7035, 182096), (7188, 178220), (7504, 170715), (7638, 167720), (7980, 160532), (8040, 159334), (8386, 152760), (8911, 143760), (8985, 142576), (9380, 136572), (9584, 133665), (10184, 125790), (10640, 120399), (11256, 113810), (11381, 112560), (11980, 106932), (12579, 101840), (12730, 100632), (14070, 91048), (14376, 89110), (15276, 83860), (15960, 80266), (16080, 79667), (16772, 76380), (17822, 71880), (17970, 71288), (18760, 68286), (19095, 67088), (20368, 62895), (20965, 61104), (22512, 56905), (22762, 56280), (23960, 53466), (25158, 50920), (25460, 50316), (26733, 47920), (28140, 45524), (28752, 44555), (30552, 41930), (31920, 40133), (33544, 38190), (34143, 37520), (35644, 35940)]