788998680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{20107}}^1$

素因数の和:20233

約数の個数: 96

約数和(自身を含む): 2587899600

約数和(自身を除く): 1798900920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 109, 120, 180, 218, 327, 360, 436, 545, 654, 872, 981, 1090, 1308, 1635, 1962, 2180, 2616, 3270, 3924, 4360, 4905, 6540, 7848, 9810, 13080, 19620, 20107, 39240, 40214, 60321, 80428, 100535, 120642, 160856, 180963, 201070, 241284, 301605, 361926, 402140, 482568, 603210, 723852, 804280, 904815, 1206420, 1447704, 1809630, 2191663, 2412840, 3619260, 4383326, 6574989, 7238520, 8766652, 10958315, 13149978, 17533304, 19724967, 21916630, 26299956, 32874945, 39449934, 43833260, 52599912, 65749890, 78899868, 87666520, 98624835, 131499780, 157799736, 197249670, 262999560, 394499340, 788998680]

約数ペア:

[(1, 788998680), (2, 394499340), (3, 262999560), (4, 197249670), (5, 157799736), (6, 131499780), (8, 98624835), (9, 87666520), (10, 78899868), (12, 65749890), (15, 52599912), (18, 43833260), (20, 39449934), (24, 32874945), (30, 26299956), (36, 21916630), (40, 19724967), (45, 17533304), (60, 13149978), (72, 10958315), (90, 8766652), (109, 7238520), (120, 6574989), (180, 4383326), (218, 3619260), (327, 2412840), (360, 2191663), (436, 1809630), (545, 1447704), (654, 1206420), (872, 904815), (981, 804280), (1090, 723852), (1308, 603210), (1635, 482568), (1962, 402140), (2180, 361926), (2616, 301605), (3270, 241284), (3924, 201070), (4360, 180963), (4905, 160856), (6540, 120642), (7848, 100535), (9810, 80428), (13080, 60321), (19620, 40214), (20107, 39240)]