247972080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6581}}^1$

素因数の和:6754

約数の個数: 80

約数和(自身を含む): 773727264

約数和(自身を除く): 525755184

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 157, 240, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 2512, 3140, 3768, 4710, 6280, 6581, 7536, 9420, 12560, 13162, 18840, 19743, 26324, 32905, 37680, 39486, 52648, 65810, 78972, 98715, 105296, 131620, 157944, 197430, 263240, 315888, 394860, 526480, 789720, 1033217, 1579440, 2066434, 3099651, 4132868, 5166085, 6199302, 8265736, 10332170, 12398604, 15498255, 16531472, 20664340, 24797208, 30996510, 41328680, 49594416, 61993020, 82657360, 123986040, 247972080]

約数ペア:

[(1, 247972080), (2, 123986040), (3, 82657360), (4, 61993020), (5, 49594416), (6, 41328680), (8, 30996510), (10, 24797208), (12, 20664340), (15, 16531472), (16, 15498255), (20, 12398604), (24, 10332170), (30, 8265736), (40, 6199302), (48, 5166085), (60, 4132868), (80, 3099651), (120, 2066434), (157, 1579440), (240, 1033217), (314, 789720), (471, 526480), (628, 394860), (785, 315888), (942, 263240), (1256, 197430), (1570, 157944), (1884, 131620), (2355, 105296), (2512, 98715), (3140, 78972), (3768, 65810), (4710, 52648), (6280, 39486), (6581, 37680), (7536, 32905), (9420, 26324), (12560, 19743), (13162, 18840)]