121407160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:317

約数の個数: 128

約数和(自身を含む): 328458240

約数和(自身を除く): 207051080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 71, 124, 140, 142, 155, 197, 217, 248, 280, 284, 310, 355, 394, 434, 497, 568, 620, 710, 788, 868, 985, 994, 1085, 1240, 1379, 1420, 1576, 1736, 1970, 1988, 2170, 2201, 2485, 2758, 2840, 3940, 3976, 4340, 4402, 4970, 5516, 6107, 6895, 7880, 8680, 8804, 9940, 11005, 11032, 12214, 13790, 13987, 15407, 17608, 19880, 22010, 24428, 27580, 27974, 30535, 30814, 42749, 44020, 48856, 55160, 55948, 61070, 61628, 69935, 77035, 85498, 88040, 97909, 111896, 122140, 123256, 139870, 154070, 170996, 195818, 213745, 244280, 279740, 308140, 341992, 391636, 427490, 433597, 489545, 559480, 616280, 783272, 854980, 867194, 979090, 1709960, 1734388, 1958180, 2167985, 3035179, 3468776, 3916360, 4335970, 6070358, 8671940, 12140716, 15175895, 17343880, 24281432, 30351790, 60703580, 121407160]

約数ペア:

[(1, 121407160), (2, 60703580), (4, 30351790), (5, 24281432), (7, 17343880), (8, 15175895), (10, 12140716), (14, 8671940), (20, 6070358), (28, 4335970), (31, 3916360), (35, 3468776), (40, 3035179), (56, 2167985), (62, 1958180), (70, 1734388), (71, 1709960), (124, 979090), (140, 867194), (142, 854980), (155, 783272), (197, 616280), (217, 559480), (248, 489545), (280, 433597), (284, 427490), (310, 391636), (355, 341992), (394, 308140), (434, 279740), (497, 244280), (568, 213745), (620, 195818), (710, 170996), (788, 154070), (868, 139870), (985, 123256), (994, 122140), (1085, 111896), (1240, 97909), (1379, 88040), (1420, 85498), (1576, 77035), (1736, 69935), (1970, 61628), (1988, 61070), (2170, 55948), (2201, 55160), (2485, 48856), (2758, 44020), (2840, 42749), (3940, 30814), (3976, 30535), (4340, 27974), (4402, 27580), (4970, 24428), (5516, 22010), (6107, 19880), (6895, 17608), (7880, 15407), (8680, 13987), (8804, 13790), (9940, 12214), (11005, 11032)]