16731630

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2046

約数の個数: 64

約数和(自身を含む): 46080000

約数和(自身を除く): 29348370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 1999, 2790, 3998, 4185, 5997, 8370, 9995, 11994, 17991, 19990, 29985, 35982, 53973, 59970, 61969, 89955, 107946, 123938, 179910, 185907, 269865, 309845, 371814, 539730, 557721, 619690, 929535, 1115442, 1673163, 1859070, 2788605, 3346326, 5577210, 8365815, 16731630]

約数ペア:

[(1, 16731630), (2, 8365815), (3, 5577210), (5, 3346326), (6, 2788605), (9, 1859070), (10, 1673163), (15, 1115442), (18, 929535), (27, 619690), (30, 557721), (31, 539730), (45, 371814), (54, 309845), (62, 269865), (90, 185907), (93, 179910), (135, 123938), (155, 107946), (186, 89955), (270, 61969), (279, 59970), (310, 53973), (465, 35982), (558, 29985), (837, 19990), (930, 17991), (1395, 11994), (1674, 9995), (1999, 8370), (2790, 5997), (3998, 4185)]