64535640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1009}}^1$

素因数の和:1077

約数の個数: 128

約数和(自身を含む): 213796800

約数和(自身を除く): 149261160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 820, 984, 1009, 1066, 1230, 1560, 1599, 1640, 2018, 2132, 2460, 2665, 3027, 3198, 4036, 4264, 4920, 5045, 5330, 6054, 6396, 7995, 8072, 10090, 10660, 12108, 12792, 13117, 15135, 15990, 20180, 21320, 24216, 26234, 30270, 31980, 39351, 40360, 41369, 52468, 60540, 63960, 65585, 78702, 82738, 104936, 121080, 124107, 131170, 157404, 165476, 196755, 206845, 248214, 262340, 314808, 330952, 393510, 413690, 496428, 524680, 537797, 620535, 787020, 827380, 992856, 1075594, 1241070, 1574040, 1613391, 1654760, 2151188, 2482140, 2688985, 3226782, 4302376, 4964280, 5377970, 6453564, 8066955, 10755940, 12907128, 16133910, 21511880, 32267820, 64535640]

約数ペア:

[(1, 64535640), (2, 32267820), (3, 21511880), (4, 16133910), (5, 12907128), (6, 10755940), (8, 8066955), (10, 6453564), (12, 5377970), (13, 4964280), (15, 4302376), (20, 3226782), (24, 2688985), (26, 2482140), (30, 2151188), (39, 1654760), (40, 1613391), (41, 1574040), (52, 1241070), (60, 1075594), (65, 992856), (78, 827380), (82, 787020), (104, 620535), (120, 537797), (123, 524680), (130, 496428), (156, 413690), (164, 393510), (195, 330952), (205, 314808), (246, 262340), (260, 248214), (312, 206845), (328, 196755), (390, 165476), (410, 157404), (492, 131170), (520, 124107), (533, 121080), (615, 104936), (780, 82738), (820, 78702), (984, 65585), (1009, 63960), (1066, 60540), (1230, 52468), (1560, 41369), (1599, 40360), (1640, 39351), (2018, 31980), (2132, 30270), (2460, 26234), (2665, 24216), (3027, 21320), (3198, 20180), (4036, 15990), (4264, 15135), (4920, 13117), (5045, 12792), (5330, 12108), (6054, 10660), (6396, 10090), (7995, 8072)]