212364751880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{569}}^1\times {\mathrm{216991}}^1$

素因数の和:217614

約数の個数: 64

約数和(自身を含む): 489794342400

約数和(自身を除く): 277429590520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 569, 860, 1138, 1720, 2276, 2845, 4552, 5690, 11380, 22760, 24467, 48934, 97868, 122335, 195736, 216991, 244670, 433982, 489340, 867964, 978680, 1084955, 1735928, 2169910, 4339820, 8679640, 9330613, 18661226, 37322452, 46653065, 74644904, 93306130, 123467879, 186612260, 246935758, 373224520, 493871516, 617339395, 987743032, 1234678790, 2469357580, 4938715160, 5309118797, 10618237594, 21236475188, 26545593985, 42472950376, 53091187970, 106182375940, 212364751880]

約数ペア:

[(1, 212364751880), (2, 106182375940), (4, 53091187970), (5, 42472950376), (8, 26545593985), (10, 21236475188), (20, 10618237594), (40, 5309118797), (43, 4938715160), (86, 2469357580), (172, 1234678790), (215, 987743032), (344, 617339395), (430, 493871516), (569, 373224520), (860, 246935758), (1138, 186612260), (1720, 123467879), (2276, 93306130), (2845, 74644904), (4552, 46653065), (5690, 37322452), (11380, 18661226), (22760, 9330613), (24467, 8679640), (48934, 4339820), (97868, 2169910), (122335, 1735928), (195736, 1084955), (216991, 978680), (244670, 867964), (433982, 489340)]