255508080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6781}}^1$

素因数の和:6954

約数の個数: 80

約数和(自身を含む): 797237664

約数和(自身を除く): 541729584

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, 6781, 7536, 9420, 12560, 13562, 18840, 20343, 27124, 33905, 37680, 40686, 54248, 67810, 81372, 101715, 108496, 135620, 162744, 203430, 271240, 325488, 406860, 542480, 813720, 1064617, 1627440, 2129234, 3193851, 4258468, 5323085, 6387702, 8516936, 10646170, 12775404, 15969255, 17033872, 21292340, 25550808, 31938510, 42584680, 51101616, 63877020, 85169360, 127754040, 255508080]

約数ペア:

[(1, 255508080), (2, 127754040), (3, 85169360), (4, 63877020), (5, 51101616), (6, 42584680), (8, 31938510), (10, 25550808), (12, 21292340), (15, 17033872), (16, 15969255), (20, 12775404), (24, 10646170), (30, 8516936), (40, 6387702), (48, 5323085), (60, 4258468), (80, 3193851), (120, 2129234), (157, 1627440), (240, 1064617), (314, 813720), (471, 542480), (628, 406860), (785, 325488), (942, 271240), (1256, 203430), (1570, 162744), (1884, 135620), (2355, 108496), (2512, 101715), (3140, 81372), (3768, 67810), (4710, 54248), (6280, 40686), (6781, 37680), (7536, 33905), (9420, 27124), (12560, 20343), (13562, 18840)]