421725720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{270337}}^1$

素因数の和:270364

約数の個数: 64

約数和(自身を含む): 1362503520

約数和(自身を除く): 940777800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 270337, 540674, 811011, 1081348, 1351685, 1622022, 2162696, 2703370, 3244044, 3514381, 4055055, 5406740, 6488088, 7028762, 8110110, 10543143, 10813480, 14057524, 16220220, 17571905, 21086286, 28115048, 32440440, 35143810, 42172572, 52715715, 70287620, 84345144, 105431430, 140575240, 210862860, 421725720]

約数ペア:

[(1, 421725720), (2, 210862860), (3, 140575240), (4, 105431430), (5, 84345144), (6, 70287620), (8, 52715715), (10, 42172572), (12, 35143810), (13, 32440440), (15, 28115048), (20, 21086286), (24, 17571905), (26, 16220220), (30, 14057524), (39, 10813480), (40, 10543143), (52, 8110110), (60, 7028762), (65, 6488088), (78, 5406740), (104, 4055055), (120, 3514381), (130, 3244044), (156, 2703370), (195, 2162696), (260, 1622022), (312, 1351685), (390, 1081348), (520, 811011), (780, 540674), (1560, 270337)]