74656920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47857}}^1$

素因数の和:47884

約数の個数: 64

約数和(自身を含む): 241204320

約数和(自身を除く): 166547400

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, 47857, 95714, 143571, 191428, 239285, 287142, 382856, 478570, 574284, 622141, 717855, 957140, 1148568, 1244282, 1435710, 1866423, 1914280, 2488564, 2871420, 3110705, 3732846, 4977128, 5742840, 6221410, 7465692, 9332115, 12442820, 14931384, 18664230, 24885640, 37328460, 74656920]

約数ペア:

[(1, 74656920), (2, 37328460), (3, 24885640), (4, 18664230), (5, 14931384), (6, 12442820), (8, 9332115), (10, 7465692), (12, 6221410), (13, 5742840), (15, 4977128), (20, 3732846), (24, 3110705), (26, 2871420), (30, 2488564), (39, 1914280), (40, 1866423), (52, 1435710), (60, 1244282), (65, 1148568), (78, 957140), (104, 717855), (120, 622141), (130, 574284), (156, 478570), (195, 382856), (260, 287142), (312, 239285), (390, 191428), (520, 143571), (780, 95714), (1560, 47857)]