155322440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:703

約数の個数: 128

約数和(自身を含む): 436907520

約数和(自身を除く): 281585080

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 71, 91, 104, 130, 140, 142, 182, 260, 280, 284, 355, 364, 455, 497, 520, 568, 601, 710, 728, 910, 923, 994, 1202, 1420, 1820, 1846, 1988, 2404, 2485, 2840, 3005, 3640, 3692, 3976, 4207, 4615, 4808, 4970, 6010, 6461, 7384, 7813, 8414, 9230, 9940, 12020, 12922, 15626, 16828, 18460, 19880, 21035, 24040, 25844, 31252, 32305, 33656, 36920, 39065, 42070, 42671, 51688, 54691, 62504, 64610, 78130, 84140, 85342, 109382, 129220, 156260, 168280, 170684, 213355, 218764, 258440, 273455, 298697, 312520, 341368, 426710, 437528, 546910, 554723, 597394, 853420, 1093820, 1109446, 1194788, 1493485, 1706840, 2187640, 2218892, 2389576, 2773615, 2986970, 3883061, 4437784, 5547230, 5973940, 7766122, 11094460, 11947880, 15532244, 19415305, 22188920, 31064488, 38830610, 77661220, 155322440]

約数ペア:

[(1, 155322440), (2, 77661220), (4, 38830610), (5, 31064488), (7, 22188920), (8, 19415305), (10, 15532244), (13, 11947880), (14, 11094460), (20, 7766122), (26, 5973940), (28, 5547230), (35, 4437784), (40, 3883061), (52, 2986970), (56, 2773615), (65, 2389576), (70, 2218892), (71, 2187640), (91, 1706840), (104, 1493485), (130, 1194788), (140, 1109446), (142, 1093820), (182, 853420), (260, 597394), (280, 554723), (284, 546910), (355, 437528), (364, 426710), (455, 341368), (497, 312520), (520, 298697), (568, 273455), (601, 258440), (710, 218764), (728, 213355), (910, 170684), (923, 168280), (994, 156260), (1202, 129220), (1420, 109382), (1820, 85342), (1846, 84140), (1988, 78130), (2404, 64610), (2485, 62504), (2840, 54691), (3005, 51688), (3640, 42671), (3692, 42070), (3976, 39065), (4207, 36920), (4615, 33656), (4808, 32305), (4970, 31252), (6010, 25844), (6461, 24040), (7384, 21035), (7813, 19880), (8414, 18460), (9230, 16828), (9940, 15626), (12020, 12922)]