7904520

素因数分解:

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

素因数の和:596

約数の個数: 128

約数和(自身を含む): 28425600

約数和(自身を除く): 20521080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 563, 585, 702, 780, 936, 1080, 1126, 1170, 1404, 1560, 1689, 1755, 2252, 2340, 2808, 2815, 3378, 3510, 4504, 4680, 5067, 5630, 6756, 7020, 7319, 8445, 10134, 11260, 13512, 14040, 14638, 15201, 16890, 20268, 21957, 22520, 25335, 29276, 30402, 33780, 36595, 40536, 43914, 50670, 58552, 60804, 65871, 67560, 73190, 76005, 87828, 101340, 109785, 121608, 131742, 146380, 152010, 175656, 197613, 202680, 219570, 263484, 292760, 304020, 329355, 395226, 439140, 526968, 608040, 658710, 790452, 878280, 988065, 1317420, 1580904, 1976130, 2634840, 3952260, 7904520]

約数ペア:

[(1, 7904520), (2, 3952260), (3, 2634840), (4, 1976130), (5, 1580904), (6, 1317420), (8, 988065), (9, 878280), (10, 790452), (12, 658710), (13, 608040), (15, 526968), (18, 439140), (20, 395226), (24, 329355), (26, 304020), (27, 292760), (30, 263484), (36, 219570), (39, 202680), (40, 197613), (45, 175656), (52, 152010), (54, 146380), (60, 131742), (65, 121608), (72, 109785), (78, 101340), (90, 87828), (104, 76005), (108, 73190), (117, 67560), (120, 65871), (130, 60804), (135, 58552), (156, 50670), (180, 43914), (195, 40536), (216, 36595), (234, 33780), (260, 30402), (270, 29276), (312, 25335), (351, 22520), (360, 21957), (390, 20268), (468, 16890), (520, 15201), (540, 14638), (563, 14040), (585, 13512), (702, 11260), (780, 10134), (936, 8445), (1080, 7319), (1126, 7020), (1170, 6756), (1404, 5630), (1560, 5067), (1689, 4680), (1755, 4504), (2252, 3510), (2340, 3378), (2808, 2815)]