65213820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:804

約数の個数: 144

約数和(自身を含む): 229494720

約数和(自身を除く): 164280900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 73, 84, 90, 105, 126, 140, 146, 180, 210, 219, 252, 292, 315, 365, 420, 438, 511, 630, 657, 709, 730, 876, 1022, 1095, 1260, 1314, 1418, 1460, 1533, 2044, 2127, 2190, 2555, 2628, 2836, 3066, 3285, 3545, 4254, 4380, 4599, 4963, 5110, 6132, 6381, 6570, 7090, 7665, 8508, 9198, 9926, 10220, 10635, 12762, 13140, 14180, 14889, 15330, 18396, 19852, 21270, 22995, 24815, 25524, 29778, 30660, 31905, 42540, 44667, 45990, 49630, 51757, 59556, 63810, 74445, 89334, 91980, 99260, 103514, 127620, 148890, 155271, 178668, 207028, 223335, 258785, 297780, 310542, 362299, 446670, 465813, 517570, 621084, 724598, 776355, 893340, 931626, 1035140, 1086897, 1449196, 1552710, 1811495, 1863252, 2173794, 2329065, 3105420, 3260691, 3622990, 4347588, 4658130, 5434485, 6521382, 7245980, 9316260, 10868970, 13042764, 16303455, 21737940, 32606910, 65213820]

約数ペア:

[(1, 65213820), (2, 32606910), (3, 21737940), (4, 16303455), (5, 13042764), (6, 10868970), (7, 9316260), (9, 7245980), (10, 6521382), (12, 5434485), (14, 4658130), (15, 4347588), (18, 3622990), (20, 3260691), (21, 3105420), (28, 2329065), (30, 2173794), (35, 1863252), (36, 1811495), (42, 1552710), (45, 1449196), (60, 1086897), (63, 1035140), (70, 931626), (73, 893340), (84, 776355), (90, 724598), (105, 621084), (126, 517570), (140, 465813), (146, 446670), (180, 362299), (210, 310542), (219, 297780), (252, 258785), (292, 223335), (315, 207028), (365, 178668), (420, 155271), (438, 148890), (511, 127620), (630, 103514), (657, 99260), (709, 91980), (730, 89334), (876, 74445), (1022, 63810), (1095, 59556), (1260, 51757), (1314, 49630), (1418, 45990), (1460, 44667), (1533, 42540), (2044, 31905), (2127, 30660), (2190, 29778), (2555, 25524), (2628, 24815), (2836, 22995), (3066, 21270), (3285, 19852), (3545, 18396), (4254, 15330), (4380, 14889), (4599, 14180), (4963, 13140), (5110, 12762), (6132, 10635), (6381, 10220), (6570, 9926), (7090, 9198), (7665, 8508)]