80838360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{431}}^1\times {\mathrm{521}}^1$

素因数の和:969

約数の個数: 96

約数和(自身を含む): 263839680

約数和(自身を除く): 183001320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 431, 521, 862, 1042, 1293, 1563, 1724, 2084, 2155, 2586, 2605, 3126, 3448, 3879, 4168, 4310, 4689, 5172, 5210, 6252, 6465, 7758, 7815, 8620, 9378, 10344, 10420, 12504, 12930, 15516, 15630, 17240, 18756, 19395, 20840, 23445, 25860, 31032, 31260, 37512, 38790, 46890, 51720, 62520, 77580, 93780, 155160, 187560, 224551, 449102, 673653, 898204, 1122755, 1347306, 1796408, 2020959, 2245510, 2694612, 3368265, 4041918, 4491020, 5389224, 6736530, 8083836, 8982040, 10104795, 13473060, 16167672, 20209590, 26946120, 40419180, 80838360]

約数ペア:

[(1, 80838360), (2, 40419180), (3, 26946120), (4, 20209590), (5, 16167672), (6, 13473060), (8, 10104795), (9, 8982040), (10, 8083836), (12, 6736530), (15, 5389224), (18, 4491020), (20, 4041918), (24, 3368265), (30, 2694612), (36, 2245510), (40, 2020959), (45, 1796408), (60, 1347306), (72, 1122755), (90, 898204), (120, 673653), (180, 449102), (360, 224551), (431, 187560), (521, 155160), (862, 93780), (1042, 77580), (1293, 62520), (1563, 51720), (1724, 46890), (2084, 38790), (2155, 37512), (2586, 31260), (2605, 31032), (3126, 25860), (3448, 23445), (3879, 20840), (4168, 19395), (4310, 18756), (4689, 17240), (5172, 15630), (5210, 15516), (6252, 12930), (6465, 12504), (7758, 10420), (7815, 10344), (8620, 9378)]