387341820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{2151899}}^1$

素因数の和:2151914

約数の個数: 36

約数和(自身を含む): 1174937400

約数和(自身を除く): 787595580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 2151899, 4303798, 6455697, 8607596, 10759495, 12911394, 19367091, 21518990, 25822788, 32278485, 38734182, 43037980, 64556970, 77468364, 96835455, 129113940, 193670910, 387341820]

約数ペア:

[(1, 387341820), (2, 193670910), (3, 129113940), (4, 96835455), (5, 77468364), (6, 64556970), (9, 43037980), (10, 38734182), (12, 32278485), (15, 25822788), (18, 21518990), (20, 19367091), (30, 12911394), (36, 10759495), (45, 8607596), (60, 6455697), (90, 4303798), (180, 2151899)]