464732560

素因数分解:

$2^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:560

約数の個数: 80

約数和(自身を含む): 1098876096

約数和(自身を除く): 634143536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 157, 163, 227, 314, 326, 454, 628, 652, 785, 815, 908, 1135, 1256, 1304, 1570, 1630, 1816, 2270, 2512, 2608, 3140, 3260, 3632, 4540, 6280, 6520, 9080, 12560, 13040, 18160, 25591, 35639, 37001, 51182, 71278, 74002, 102364, 127955, 142556, 148004, 178195, 185005, 204728, 255910, 285112, 296008, 356390, 370010, 409456, 511820, 570224, 592016, 712780, 740020, 1023640, 1425560, 1480040, 2047280, 2851120, 2960080, 5809157, 11618314, 23236628, 29045785, 46473256, 58091570, 92946512, 116183140, 232366280, 464732560]

約数ペア:

[(1, 464732560), (2, 232366280), (4, 116183140), (5, 92946512), (8, 58091570), (10, 46473256), (16, 29045785), (20, 23236628), (40, 11618314), (80, 5809157), (157, 2960080), (163, 2851120), (227, 2047280), (314, 1480040), (326, 1425560), (454, 1023640), (628, 740020), (652, 712780), (785, 592016), (815, 570224), (908, 511820), (1135, 409456), (1256, 370010), (1304, 356390), (1570, 296008), (1630, 285112), (1816, 255910), (2270, 204728), (2512, 185005), (2608, 178195), (3140, 148004), (3260, 142556), (3632, 127955), (4540, 102364), (6280, 74002), (6520, 71278), (9080, 51182), (12560, 37001), (13040, 35639), (18160, 25591)]