30126420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5399}}^1$

素因数の和:5445

約数の個数: 72

約数和(自身を含む): 94348800

約数和(自身を除く): 64222380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5399, 5580, 10798, 16197, 21596, 26995, 32394, 48591, 53990, 64788, 80985, 97182, 107980, 161970, 167369, 194364, 242955, 323940, 334738, 485910, 502107, 669476, 836845, 971820, 1004214, 1506321, 1673690, 2008428, 2510535, 3012642, 3347380, 5021070, 6025284, 7531605, 10042140, 15063210, 30126420]

約数ペア:

[(1, 30126420), (2, 15063210), (3, 10042140), (4, 7531605), (5, 6025284), (6, 5021070), (9, 3347380), (10, 3012642), (12, 2510535), (15, 2008428), (18, 1673690), (20, 1506321), (30, 1004214), (31, 971820), (36, 836845), (45, 669476), (60, 502107), (62, 485910), (90, 334738), (93, 323940), (124, 242955), (155, 194364), (180, 167369), (186, 161970), (279, 107980), (310, 97182), (372, 80985), (465, 64788), (558, 53990), (620, 48591), (930, 32394), (1116, 26995), (1395, 21596), (1860, 16197), (2790, 10798), (5399, 5580)]