90523720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10429}}^1$

素因数の和:10478

約数の個数: 64

約数和(自身を含む): 240307200

約数和(自身を除く): 149783480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 10429, 20858, 41716, 52145, 73003, 83432, 104290, 146006, 208580, 292012, 323299, 365015, 417160, 584024, 646598, 730030, 1293196, 1460060, 1616495, 2263093, 2586392, 2920120, 3232990, 4526186, 6465980, 9052372, 11315465, 12931960, 18104744, 22630930, 45261860, 90523720]

約数ペア:

[(1, 90523720), (2, 45261860), (4, 22630930), (5, 18104744), (7, 12931960), (8, 11315465), (10, 9052372), (14, 6465980), (20, 4526186), (28, 3232990), (31, 2920120), (35, 2586392), (40, 2263093), (56, 1616495), (62, 1460060), (70, 1293196), (124, 730030), (140, 646598), (155, 584024), (217, 417160), (248, 365015), (280, 323299), (310, 292012), (434, 208580), (620, 146006), (868, 104290), (1085, 83432), (1240, 73003), (1736, 52145), (2170, 41716), (4340, 20858), (8680, 10429)]