79871640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:753

約数の個数: 128

約数和(自身を含む): 256227840

約数和(自身を除く): 176356200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 43, 46, 60, 69, 86, 92, 115, 120, 129, 138, 172, 184, 215, 230, 258, 276, 344, 345, 430, 460, 516, 552, 645, 673, 690, 860, 920, 989, 1032, 1290, 1346, 1380, 1720, 1978, 2019, 2580, 2692, 2760, 2967, 3365, 3956, 4038, 4945, 5160, 5384, 5934, 6730, 7912, 8076, 9890, 10095, 11868, 13460, 14835, 15479, 16152, 19780, 20190, 23736, 26920, 28939, 29670, 30958, 39560, 40380, 46437, 57878, 59340, 61916, 77395, 80760, 86817, 92874, 115756, 118680, 123832, 144695, 154790, 173634, 185748, 231512, 232185, 289390, 309580, 347268, 371496, 434085, 464370, 578780, 619160, 665597, 694536, 868170, 928740, 1157560, 1331194, 1736340, 1857480, 1996791, 2662388, 3327985, 3472680, 3993582, 5324776, 6655970, 7987164, 9983955, 13311940, 15974328, 19967910, 26623880, 39935820, 79871640]

約数ペア:

[(1, 79871640), (2, 39935820), (3, 26623880), (4, 19967910), (5, 15974328), (6, 13311940), (8, 9983955), (10, 7987164), (12, 6655970), (15, 5324776), (20, 3993582), (23, 3472680), (24, 3327985), (30, 2662388), (40, 1996791), (43, 1857480), (46, 1736340), (60, 1331194), (69, 1157560), (86, 928740), (92, 868170), (115, 694536), (120, 665597), (129, 619160), (138, 578780), (172, 464370), (184, 434085), (215, 371496), (230, 347268), (258, 309580), (276, 289390), (344, 232185), (345, 231512), (430, 185748), (460, 173634), (516, 154790), (552, 144695), (645, 123832), (673, 118680), (690, 115756), (860, 92874), (920, 86817), (989, 80760), (1032, 77395), (1290, 61916), (1346, 59340), (1380, 57878), (1720, 46437), (1978, 40380), (2019, 39560), (2580, 30958), (2692, 29670), (2760, 28939), (2967, 26920), (3365, 23736), (3956, 20190), (4038, 19780), (4945, 16152), (5160, 15479), (5384, 14835), (5934, 13460), (6730, 11868), (7912, 10095), (8076, 9890)]