31039680

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 224

約数和(自身を含む): 117043200

約数和(自身を除く): 86003520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 32, 35, 40, 42, 48, 56, 60, 62, 64, 70, 80, 84, 93, 96, 105, 112, 120, 124, 140, 149, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 298, 310, 320, 336, 372, 420, 434, 447, 448, 465, 480, 496, 560, 596, 620, 651, 672, 744, 745, 840, 868, 894, 930, 960, 992, 1043, 1085, 1120, 1192, 1240, 1302, 1344, 1488, 1490, 1680, 1736, 1788, 1860, 1984, 2086, 2170, 2235, 2240, 2384, 2480, 2604, 2976, 2980, 3129, 3255, 3360, 3472, 3576, 3720, 4172, 4340, 4470, 4619, 4768, 4960, 5208, 5215, 5952, 5960, 6258, 6510, 6720, 6944, 7152, 7440, 8344, 8680, 8940, 9238, 9536, 9920, 10416, 10430, 11920, 12516, 13020, 13857, 13888, 14304, 14880, 15645, 16688, 17360, 17880, 18476, 20832, 20860, 23095, 23840, 25032, 26040, 27714, 28608, 29760, 31290, 32333, 33376, 34720, 35760, 36952, 41664, 41720, 46190, 47680, 50064, 52080, 55428, 62580, 64666, 66752, 69285, 69440, 71520, 73904, 83440, 92380, 96999, 100128, 104160, 110856, 125160, 129332, 138570, 143040, 147808, 161665, 166880, 184760, 193998, 200256, 208320, 221712, 250320, 258664, 277140, 295616, 323330, 333760, 369520, 387996, 443424, 484995, 500640, 517328, 554280, 646660, 739040, 775992, 886848, 969990, 1001280, 1034656, 1108560, 1293320, 1478080, 1551984, 1939980, 2069312, 2217120, 2586640, 3103968, 3879960, 4434240, 5173280, 6207936, 7759920, 10346560, 15519840, 31039680]

約数ペア:

[(1, 31039680), (2, 15519840), (3, 10346560), (4, 7759920), (5, 6207936), (6, 5173280), (7, 4434240), (8, 3879960), (10, 3103968), (12, 2586640), (14, 2217120), (15, 2069312), (16, 1939980), (20, 1551984), (21, 1478080), (24, 1293320), (28, 1108560), (30, 1034656), (31, 1001280), (32, 969990), (35, 886848), (40, 775992), (42, 739040), (48, 646660), (56, 554280), (60, 517328), (62, 500640), (64, 484995), (70, 443424), (80, 387996), (84, 369520), (93, 333760), (96, 323330), (105, 295616), (112, 277140), (120, 258664), (124, 250320), (140, 221712), (149, 208320), (155, 200256), (160, 193998), (168, 184760), (186, 166880), (192, 161665), (210, 147808), (217, 143040), (224, 138570), (240, 129332), (248, 125160), (280, 110856), (298, 104160), (310, 100128), (320, 96999), (336, 92380), (372, 83440), (420, 73904), (434, 71520), (447, 69440), (448, 69285), (465, 66752), (480, 64666), (496, 62580), (560, 55428), (596, 52080), (620, 50064), (651, 47680), (672, 46190), (744, 41720), (745, 41664), (840, 36952), (868, 35760), (894, 34720), (930, 33376), (960, 32333), (992, 31290), (1043, 29760), (1085, 28608), (1120, 27714), (1192, 26040), (1240, 25032), (1302, 23840), (1344, 23095), (1488, 20860), (1490, 20832), (1680, 18476), (1736, 17880), (1788, 17360), (1860, 16688), (1984, 15645), (2086, 14880), (2170, 14304), (2235, 13888), (2240, 13857), (2384, 13020), (2480, 12516), (2604, 11920), (2976, 10430), (2980, 10416), (3129, 9920), (3255, 9536), (3360, 9238), (3472, 8940), (3576, 8680), (3720, 8344), (4172, 7440), (4340, 7152), (4470, 6944), (4619, 6720), (4768, 6510), (4960, 6258), (5208, 5960), (5215, 5952)]