77842920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2113}}^1$

素因数の和:2434

約数の個数: 64

約数和(自身を含む): 234400320

約数和(自身を除く): 156557400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 307, 614, 921, 1228, 1535, 1842, 2113, 2456, 3070, 3684, 4226, 4605, 6140, 6339, 7368, 8452, 9210, 10565, 12280, 12678, 16904, 18420, 21130, 25356, 31695, 36840, 42260, 50712, 63390, 84520, 126780, 253560, 648691, 1297382, 1946073, 2594764, 3243455, 3892146, 5189528, 6486910, 7784292, 9730365, 12973820, 15568584, 19460730, 25947640, 38921460, 77842920]

約数ペア:

[(1, 77842920), (2, 38921460), (3, 25947640), (4, 19460730), (5, 15568584), (6, 12973820), (8, 9730365), (10, 7784292), (12, 6486910), (15, 5189528), (20, 3892146), (24, 3243455), (30, 2594764), (40, 1946073), (60, 1297382), (120, 648691), (307, 253560), (614, 126780), (921, 84520), (1228, 63390), (1535, 50712), (1842, 42260), (2113, 36840), (2456, 31695), (3070, 25356), (3684, 21130), (4226, 18420), (4605, 16904), (6140, 12678), (6339, 12280), (7368, 10565), (8452, 9210)]