311624040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28537}}^1$

素因数の和:28571

約数の個数: 128

約数和(自身を含む): 1150652160

約数和(自身を除く): 839028120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 28537, 57074, 85611, 114148, 142685, 171222, 199759, 228296, 285370, 342444, 370981, 399518, 428055, 570740, 599277, 684888, 741962, 799036, 856110, 998795, 1112943, 1141480, 1198554, 1483924, 1598072, 1712220, 1854905, 1997590, 2225886, 2397108, 2596867, 2967848, 2996385, 3424440, 3709810, 3995180, 4451772, 4794216, 5193734, 5564715, 5992770, 7419620, 7790601, 7990360, 8903544, 10387468, 11129430, 11985540, 12984335, 14839240, 15581202, 20774936, 22258860, 23971080, 25968670, 31162404, 38953005, 44517720, 51937340, 62324808, 77906010, 103874680, 155812020, 311624040]

約数ペア:

[(1, 311624040), (2, 155812020), (3, 103874680), (4, 77906010), (5, 62324808), (6, 51937340), (7, 44517720), (8, 38953005), (10, 31162404), (12, 25968670), (13, 23971080), (14, 22258860), (15, 20774936), (20, 15581202), (21, 14839240), (24, 12984335), (26, 11985540), (28, 11129430), (30, 10387468), (35, 8903544), (39, 7990360), (40, 7790601), (42, 7419620), (52, 5992770), (56, 5564715), (60, 5193734), (65, 4794216), (70, 4451772), (78, 3995180), (84, 3709810), (91, 3424440), (104, 2996385), (105, 2967848), (120, 2596867), (130, 2397108), (140, 2225886), (156, 1997590), (168, 1854905), (182, 1712220), (195, 1598072), (210, 1483924), (260, 1198554), (273, 1141480), (280, 1112943), (312, 998795), (364, 856110), (390, 799036), (420, 741962), (455, 684888), (520, 599277), (546, 570740), (728, 428055), (780, 399518), (840, 370981), (910, 342444), (1092, 285370), (1365, 228296), (1560, 199759), (1820, 171222), (2184, 142685), (2730, 114148), (3640, 85611), (5460, 57074), (10920, 28537)]