30378120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1699}}^1$

素因数の和:1862

約数の個数: 64

約数和(自身を含む): 91800000

約数和(自身を除く): 61421880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1192, 1490, 1699, 1788, 2235, 2980, 3398, 3576, 4470, 5097, 5960, 6796, 8495, 8940, 10194, 13592, 16990, 17880, 20388, 25485, 33980, 40776, 50970, 67960, 101940, 203880, 253151, 506302, 759453, 1012604, 1265755, 1518906, 2025208, 2531510, 3037812, 3797265, 5063020, 6075624, 7594530, 10126040, 15189060, 30378120]

約数ペア:

[(1, 30378120), (2, 15189060), (3, 10126040), (4, 7594530), (5, 6075624), (6, 5063020), (8, 3797265), (10, 3037812), (12, 2531510), (15, 2025208), (20, 1518906), (24, 1265755), (30, 1012604), (40, 759453), (60, 506302), (120, 253151), (149, 203880), (298, 101940), (447, 67960), (596, 50970), (745, 40776), (894, 33980), (1192, 25485), (1490, 20388), (1699, 17880), (1788, 16990), (2235, 13592), (2980, 10194), (3398, 8940), (3576, 8495), (4470, 6796), (5097, 5960)]