70747880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:291

約数の個数: 128

約数和(自身を含む): 195955200

約数和(自身を除く): 125207320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 89, 119, 136, 140, 167, 170, 178, 238, 280, 334, 340, 356, 445, 476, 595, 623, 668, 680, 712, 835, 890, 952, 1169, 1190, 1246, 1336, 1513, 1670, 1780, 2338, 2380, 2492, 2839, 3026, 3115, 3340, 3560, 4676, 4760, 4984, 5678, 5845, 6052, 6230, 6680, 7565, 9352, 10591, 11356, 11690, 12104, 12460, 14195, 14863, 15130, 19873, 21182, 22712, 23380, 24920, 28390, 29726, 30260, 39746, 42364, 46760, 52955, 56780, 59452, 60520, 74315, 79492, 84728, 99365, 104041, 105910, 113560, 118904, 148630, 158984, 198730, 208082, 211820, 252671, 297260, 397460, 416164, 423640, 505342, 520205, 594520, 794920, 832328, 1010684, 1040410, 1263355, 1768697, 2021368, 2080820, 2526710, 3537394, 4161640, 5053420, 7074788, 8843485, 10106840, 14149576, 17686970, 35373940, 70747880]

約数ペア:

[(1, 70747880), (2, 35373940), (4, 17686970), (5, 14149576), (7, 10106840), (8, 8843485), (10, 7074788), (14, 5053420), (17, 4161640), (20, 3537394), (28, 2526710), (34, 2080820), (35, 2021368), (40, 1768697), (56, 1263355), (68, 1040410), (70, 1010684), (85, 832328), (89, 794920), (119, 594520), (136, 520205), (140, 505342), (167, 423640), (170, 416164), (178, 397460), (238, 297260), (280, 252671), (334, 211820), (340, 208082), (356, 198730), (445, 158984), (476, 148630), (595, 118904), (623, 113560), (668, 105910), (680, 104041), (712, 99365), (835, 84728), (890, 79492), (952, 74315), (1169, 60520), (1190, 59452), (1246, 56780), (1336, 52955), (1513, 46760), (1670, 42364), (1780, 39746), (2338, 30260), (2380, 29726), (2492, 28390), (2839, 24920), (3026, 23380), (3115, 22712), (3340, 21182), (3560, 19873), (4676, 15130), (4760, 14863), (4984, 14195), (5678, 12460), (5845, 12104), (6052, 11690), (6230, 11356), (6680, 10591), (7565, 9352)]