718244920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{2543}}^1$

素因数の和:2884

約数の個数: 64

約数和(自身を含む): 1692472320

約数和(自身を除く): 974227400

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 307, 460, 614, 920, 1228, 1535, 2456, 2543, 3070, 5086, 6140, 7061, 10172, 12280, 12715, 14122, 20344, 25430, 28244, 35305, 50860, 56488, 58489, 70610, 101720, 116978, 141220, 233956, 282440, 292445, 467912, 584890, 780701, 1169780, 1561402, 2339560, 3122804, 3903505, 6245608, 7807010, 15614020, 17956123, 31228040, 35912246, 71824492, 89780615, 143648984, 179561230, 359122460, 718244920]

約数ペア:

[(1, 718244920), (2, 359122460), (4, 179561230), (5, 143648984), (8, 89780615), (10, 71824492), (20, 35912246), (23, 31228040), (40, 17956123), (46, 15614020), (92, 7807010), (115, 6245608), (184, 3903505), (230, 3122804), (307, 2339560), (460, 1561402), (614, 1169780), (920, 780701), (1228, 584890), (1535, 467912), (2456, 292445), (2543, 282440), (3070, 233956), (5086, 141220), (6140, 116978), (7061, 101720), (10172, 70610), (12280, 58489), (12715, 56488), (14122, 50860), (20344, 35305), (25430, 28244)]