649269840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2705291}}^1$

素因数の和:2705307

約数の個数: 40

約数和(自身を含む): 2012737248

約数和(自身を除く): 1363467408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2705291, 5410582, 8115873, 10821164, 13526455, 16231746, 21642328, 27052910, 32463492, 40579365, 43284656, 54105820, 64926984, 81158730, 108211640, 129853968, 162317460, 216423280, 324634920, 649269840]

約数ペア:

[(1, 649269840), (2, 324634920), (3, 216423280), (4, 162317460), (5, 129853968), (6, 108211640), (8, 81158730), (10, 64926984), (12, 54105820), (15, 43284656), (16, 40579365), (20, 32463492), (24, 27052910), (30, 21642328), (40, 16231746), (48, 13526455), (60, 10821164), (80, 8115873), (120, 5410582), (240, 2705291)]