139467680

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:862

約数の個数: 96

約数和(自身を含む): 363242880

約数和(自身を除く): 223775200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 109, 110, 160, 176, 218, 220, 352, 436, 440, 545, 727, 872, 880, 1090, 1199, 1454, 1744, 1760, 2180, 2398, 2908, 3488, 3635, 4360, 4796, 5816, 5995, 7270, 7997, 8720, 9592, 11632, 11990, 14540, 15994, 17440, 19184, 23264, 23980, 29080, 31988, 38368, 39985, 47960, 58160, 63976, 79243, 79970, 95920, 116320, 127952, 158486, 159940, 191840, 255904, 316972, 319880, 396215, 633944, 639760, 792430, 871673, 1267888, 1279520, 1584860, 1743346, 2535776, 3169720, 3486692, 4358365, 6339440, 6973384, 8716730, 12678880, 13946768, 17433460, 27893536, 34866920, 69733840, 139467680]

約数ペア:

[(1, 139467680), (2, 69733840), (4, 34866920), (5, 27893536), (8, 17433460), (10, 13946768), (11, 12678880), (16, 8716730), (20, 6973384), (22, 6339440), (32, 4358365), (40, 3486692), (44, 3169720), (55, 2535776), (80, 1743346), (88, 1584860), (109, 1279520), (110, 1267888), (160, 871673), (176, 792430), (218, 639760), (220, 633944), (352, 396215), (436, 319880), (440, 316972), (545, 255904), (727, 191840), (872, 159940), (880, 158486), (1090, 127952), (1199, 116320), (1454, 95920), (1744, 79970), (1760, 79243), (2180, 63976), (2398, 58160), (2908, 47960), (3488, 39985), (3635, 38368), (4360, 31988), (4796, 29080), (5816, 23980), (5995, 23264), (7270, 19184), (7997, 17440), (8720, 15994), (9592, 14540), (11632, 11990)]