330853840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{217667}}^1$

素因数の和:217699

約数の個数: 40

約数和(自身を含む): 809724960

約数和(自身を除く): 478871120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 217667, 435334, 870668, 1088335, 1741336, 2176670, 3482672, 4135673, 4353340, 8271346, 8706680, 16542692, 17413360, 20678365, 33085384, 41356730, 66170768, 82713460, 165426920, 330853840]

約数ペア:

[(1, 330853840), (2, 165426920), (4, 82713460), (5, 66170768), (8, 41356730), (10, 33085384), (16, 20678365), (19, 17413360), (20, 16542692), (38, 8706680), (40, 8271346), (76, 4353340), (80, 4135673), (95, 3482672), (152, 2176670), (190, 1741336), (304, 1088335), (380, 870668), (760, 435334), (1520, 217667)]