30645840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127691}}^1$

素因数の和:127707

約数の個数: 40

約数和(自身を含む): 95002848

約数和(自身を除く): 64357008

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 127691, 255382, 383073, 510764, 638455, 766146, 1021528, 1276910, 1532292, 1915365, 2043056, 2553820, 3064584, 3830730, 5107640, 6129168, 7661460, 10215280, 15322920, 30645840]

約数ペア:

[(1, 30645840), (2, 15322920), (3, 10215280), (4, 7661460), (5, 6129168), (6, 5107640), (8, 3830730), (10, 3064584), (12, 2553820), (15, 2043056), (16, 1915365), (20, 1532292), (24, 1276910), (30, 1021528), (40, 766146), (48, 638455), (60, 510764), (80, 383073), (120, 255382), (240, 127691)]