64481340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:868

約数の個数: 192

約数和(自身を含む): 238629888

約数和(自身を除く): 174148548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 17, 20, 21, 22, 28, 30, 33, 34, 35, 42, 44, 51, 55, 60, 66, 68, 70, 77, 84, 85, 102, 105, 110, 119, 132, 140, 154, 165, 170, 187, 204, 210, 220, 231, 238, 255, 308, 330, 340, 357, 374, 385, 420, 462, 476, 510, 561, 595, 660, 714, 748, 770, 821, 924, 935, 1020, 1122, 1155, 1190, 1309, 1428, 1540, 1642, 1785, 1870, 2244, 2310, 2380, 2463, 2618, 2805, 3284, 3570, 3740, 3927, 4105, 4620, 4926, 5236, 5610, 5747, 6545, 7140, 7854, 8210, 9031, 9852, 11220, 11494, 12315, 13090, 13957, 15708, 16420, 17241, 18062, 19635, 22988, 24630, 26180, 27093, 27914, 28735, 34482, 36124, 39270, 41871, 45155, 49260, 54186, 55828, 57470, 63217, 68964, 69785, 78540, 83742, 86205, 90310, 97699, 108372, 114940, 126434, 135465, 139570, 153527, 167484, 172410, 180620, 189651, 195398, 209355, 252868, 270930, 279140, 293097, 307054, 316085, 344820, 379302, 390796, 418710, 460581, 488495, 541860, 586194, 614108, 632170, 758604, 767635, 837420, 921162, 948255, 976990, 1074689, 1172388, 1264340, 1465485, 1535270, 1842324, 1896510, 1953980, 2149378, 2302905, 2930970, 3070540, 3224067, 3793020, 4298756, 4605810, 5373445, 5861940, 6448134, 9211620, 10746890, 12896268, 16120335, 21493780, 32240670, 64481340]

約数ペア:

[(1, 64481340), (2, 32240670), (3, 21493780), (4, 16120335), (5, 12896268), (6, 10746890), (7, 9211620), (10, 6448134), (11, 5861940), (12, 5373445), (14, 4605810), (15, 4298756), (17, 3793020), (20, 3224067), (21, 3070540), (22, 2930970), (28, 2302905), (30, 2149378), (33, 1953980), (34, 1896510), (35, 1842324), (42, 1535270), (44, 1465485), (51, 1264340), (55, 1172388), (60, 1074689), (66, 976990), (68, 948255), (70, 921162), (77, 837420), (84, 767635), (85, 758604), (102, 632170), (105, 614108), (110, 586194), (119, 541860), (132, 488495), (140, 460581), (154, 418710), (165, 390796), (170, 379302), (187, 344820), (204, 316085), (210, 307054), (220, 293097), (231, 279140), (238, 270930), (255, 252868), (308, 209355), (330, 195398), (340, 189651), (357, 180620), (374, 172410), (385, 167484), (420, 153527), (462, 139570), (476, 135465), (510, 126434), (561, 114940), (595, 108372), (660, 97699), (714, 90310), (748, 86205), (770, 83742), (821, 78540), (924, 69785), (935, 68964), (1020, 63217), (1122, 57470), (1155, 55828), (1190, 54186), (1309, 49260), (1428, 45155), (1540, 41871), (1642, 39270), (1785, 36124), (1870, 34482), (2244, 28735), (2310, 27914), (2380, 27093), (2463, 26180), (2618, 24630), (2805, 22988), (3284, 19635), (3570, 18062), (3740, 17241), (3927, 16420), (4105, 15708), (4620, 13957), (4926, 13090), (5236, 12315), (5610, 11494), (5747, 11220), (6545, 9852), (7140, 9031), (7854, 8210)]