731616720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{27967}}^1$

素因数の和:28092

約数の個数: 80

約数和(自身を含む): 2288901120

約数和(自身を除く): 1557284400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 109, 120, 218, 240, 327, 436, 545, 654, 872, 1090, 1308, 1635, 1744, 2180, 2616, 3270, 4360, 5232, 6540, 8720, 13080, 26160, 27967, 55934, 83901, 111868, 139835, 167802, 223736, 279670, 335604, 419505, 447472, 559340, 671208, 839010, 1118680, 1342416, 1678020, 2237360, 3048403, 3356040, 6096806, 6712080, 9145209, 12193612, 15242015, 18290418, 24387224, 30484030, 36580836, 45726045, 48774448, 60968060, 73161672, 91452090, 121936120, 146323344, 182904180, 243872240, 365808360, 731616720]

約数ペア:

[(1, 731616720), (2, 365808360), (3, 243872240), (4, 182904180), (5, 146323344), (6, 121936120), (8, 91452090), (10, 73161672), (12, 60968060), (15, 48774448), (16, 45726045), (20, 36580836), (24, 30484030), (30, 24387224), (40, 18290418), (48, 15242015), (60, 12193612), (80, 9145209), (109, 6712080), (120, 6096806), (218, 3356040), (240, 3048403), (327, 2237360), (436, 1678020), (545, 1342416), (654, 1118680), (872, 839010), (1090, 671208), (1308, 559340), (1635, 447472), (1744, 419505), (2180, 335604), (2616, 279670), (3270, 223736), (4360, 167802), (5232, 139835), (6540, 111868), (8720, 83901), (13080, 55934), (26160, 27967)]