51818520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:649

約数の個数: 128

約数和(自身を含む): 170553600

約数和(自身を除く): 118735080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 59, 60, 65, 78, 104, 118, 120, 130, 156, 177, 195, 236, 260, 295, 312, 354, 390, 472, 520, 563, 590, 708, 767, 780, 885, 1126, 1180, 1416, 1534, 1560, 1689, 1770, 2252, 2301, 2360, 2815, 3068, 3378, 3540, 3835, 4504, 4602, 5630, 6136, 6756, 7080, 7319, 7670, 8445, 9204, 11260, 11505, 13512, 14638, 15340, 16890, 18408, 21957, 22520, 23010, 29276, 30680, 33217, 33780, 36595, 43914, 46020, 58552, 66434, 67560, 73190, 87828, 92040, 99651, 109785, 132868, 146380, 166085, 175656, 199302, 219570, 265736, 292760, 332170, 398604, 431821, 439140, 498255, 664340, 797208, 863642, 878280, 996510, 1295463, 1328680, 1727284, 1993020, 2159105, 2590926, 3454568, 3986040, 4318210, 5181852, 6477315, 8636420, 10363704, 12954630, 17272840, 25909260, 51818520]

約数ペア:

[(1, 51818520), (2, 25909260), (3, 17272840), (4, 12954630), (5, 10363704), (6, 8636420), (8, 6477315), (10, 5181852), (12, 4318210), (13, 3986040), (15, 3454568), (20, 2590926), (24, 2159105), (26, 1993020), (30, 1727284), (39, 1328680), (40, 1295463), (52, 996510), (59, 878280), (60, 863642), (65, 797208), (78, 664340), (104, 498255), (118, 439140), (120, 431821), (130, 398604), (156, 332170), (177, 292760), (195, 265736), (236, 219570), (260, 199302), (295, 175656), (312, 166085), (354, 146380), (390, 132868), (472, 109785), (520, 99651), (563, 92040), (590, 87828), (708, 73190), (767, 67560), (780, 66434), (885, 58552), (1126, 46020), (1180, 43914), (1416, 36595), (1534, 33780), (1560, 33217), (1689, 30680), (1770, 29276), (2252, 23010), (2301, 22520), (2360, 21957), (2815, 18408), (3068, 16890), (3378, 15340), (3540, 14638), (3835, 13512), (4504, 11505), (4602, 11260), (5630, 9204), (6136, 8445), (6756, 7670), (7080, 7319)]