31618080

素因数分解:

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

素因数の和:600

約数の個数: 192

約数和(自身を含む): 119387520

約数和(自身を除く): 87769440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 195, 208, 216, 234, 240, 260, 270, 288, 312, 351, 360, 390, 416, 432, 468, 480, 520, 540, 563, 585, 624, 702, 720, 780, 864, 936, 1040, 1080, 1126, 1170, 1248, 1404, 1440, 1560, 1689, 1755, 1872, 2080, 2160, 2252, 2340, 2808, 2815, 3120, 3378, 3510, 3744, 4320, 4504, 4680, 5067, 5616, 5630, 6240, 6756, 7020, 7319, 8445, 9008, 9360, 10134, 11232, 11260, 13512, 14040, 14638, 15201, 16890, 18016, 18720, 20268, 21957, 22520, 25335, 27024, 28080, 29276, 30402, 33780, 36595, 40536, 43914, 45040, 50670, 54048, 56160, 58552, 60804, 65871, 67560, 73190, 76005, 81072, 87828, 90080, 101340, 109785, 117104, 121608, 131742, 135120, 146380, 152010, 162144, 175656, 197613, 202680, 219570, 234208, 243216, 263484, 270240, 292760, 304020, 329355, 351312, 395226, 405360, 439140, 486432, 526968, 585520, 608040, 658710, 702624, 790452, 810720, 878280, 988065, 1053936, 1171040, 1216080, 1317420, 1580904, 1756560, 1976130, 2107872, 2432160, 2634840, 3161808, 3513120, 3952260, 5269680, 6323616, 7904520, 10539360, 15809040, 31618080]

約数ペア:

[(1, 31618080), (2, 15809040), (3, 10539360), (4, 7904520), (5, 6323616), (6, 5269680), (8, 3952260), (9, 3513120), (10, 3161808), (12, 2634840), (13, 2432160), (15, 2107872), (16, 1976130), (18, 1756560), (20, 1580904), (24, 1317420), (26, 1216080), (27, 1171040), (30, 1053936), (32, 988065), (36, 878280), (39, 810720), (40, 790452), (45, 702624), (48, 658710), (52, 608040), (54, 585520), (60, 526968), (65, 486432), (72, 439140), (78, 405360), (80, 395226), (90, 351312), (96, 329355), (104, 304020), (108, 292760), (117, 270240), (120, 263484), (130, 243216), (135, 234208), (144, 219570), (156, 202680), (160, 197613), (180, 175656), (195, 162144), (208, 152010), (216, 146380), (234, 135120), (240, 131742), (260, 121608), (270, 117104), (288, 109785), (312, 101340), (351, 90080), (360, 87828), (390, 81072), (416, 76005), (432, 73190), (468, 67560), (480, 65871), (520, 60804), (540, 58552), (563, 56160), (585, 54048), (624, 50670), (702, 45040), (720, 43914), (780, 40536), (864, 36595), (936, 33780), (1040, 30402), (1080, 29276), (1126, 28080), (1170, 27024), (1248, 25335), (1404, 22520), (1440, 21957), (1560, 20268), (1689, 18720), (1755, 18016), (1872, 16890), (2080, 15201), (2160, 14638), (2252, 14040), (2340, 13512), (2808, 11260), (2815, 11232), (3120, 10134), (3378, 9360), (3510, 9008), (3744, 8445), (4320, 7319), (4504, 7020), (4680, 6756), (5067, 6240), (5616, 5630)]