315396480

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:817

約数の個数: 256

約数和(自身を含む): 1187573760

約数和(自身を除く): 872177280

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, 128, 140, 155, 160, 168, 186, 192, 210, 217, 224, 240, 248, 280, 310, 320, 336, 372, 384, 420, 434, 448, 465, 480, 496, 560, 620, 640, 651, 672, 744, 757, 840, 868, 896, 930, 960, 992, 1085, 1120, 1240, 1302, 1344, 1488, 1514, 1680, 1736, 1860, 1920, 1984, 2170, 2240, 2271, 2480, 2604, 2688, 2976, 3028, 3255, 3360, 3472, 3720, 3785, 3968, 4340, 4480, 4542, 4960, 5208, 5299, 5952, 6056, 6510, 6720, 6944, 7440, 7570, 8680, 9084, 9920, 10416, 10598, 11355, 11904, 12112, 13020, 13440, 13888, 14880, 15140, 15897, 17360, 18168, 19840, 20832, 21196, 22710, 23467, 24224, 26040, 26495, 27776, 29760, 30280, 31794, 34720, 36336, 41664, 42392, 45420, 46934, 48448, 52080, 52990, 59520, 60560, 63588, 69440, 70401, 72672, 79485, 83328, 84784, 90840, 93868, 96896, 104160, 105980, 117335, 121120, 127176, 138880, 140802, 145344, 158970, 164269, 169568, 181680, 187736, 208320, 211960, 234670, 242240, 254352, 281604, 290688, 317940, 328538, 339136, 352005, 363360, 375472, 416640, 423920, 469340, 484480, 492807, 508704, 563208, 635880, 657076, 678272, 704010, 726720, 750944, 821345, 847840, 938680, 985614, 1017408, 1126416, 1271760, 1314152, 1408020, 1453440, 1501888, 1642690, 1695680, 1877360, 1971228, 2034816, 2252832, 2464035, 2543520, 2628304, 2816040, 3003776, 3285380, 3391360, 3754720, 3942456, 4505664, 4928070, 5087040, 5256608, 5632080, 6570760, 7509440, 7884912, 9011328, 9856140, 10174080, 10513216, 11264160, 13141520, 15018880, 15769824, 19712280, 21026432, 22528320, 26283040, 31539648, 39424560, 45056640, 52566080, 63079296, 78849120, 105132160, 157698240, 315396480]

約数ペア:

[(1, 315396480), (2, 157698240), (3, 105132160), (4, 78849120), (5, 63079296), (6, 52566080), (7, 45056640), (8, 39424560), (10, 31539648), (12, 26283040), (14, 22528320), (15, 21026432), (16, 19712280), (20, 15769824), (21, 15018880), (24, 13141520), (28, 11264160), (30, 10513216), (31, 10174080), (32, 9856140), (35, 9011328), (40, 7884912), (42, 7509440), (48, 6570760), (56, 5632080), (60, 5256608), (62, 5087040), (64, 4928070), (70, 4505664), (80, 3942456), (84, 3754720), (93, 3391360), (96, 3285380), (105, 3003776), (112, 2816040), (120, 2628304), (124, 2543520), (128, 2464035), (140, 2252832), (155, 2034816), (160, 1971228), (168, 1877360), (186, 1695680), (192, 1642690), (210, 1501888), (217, 1453440), (224, 1408020), (240, 1314152), (248, 1271760), (280, 1126416), (310, 1017408), (320, 985614), (336, 938680), (372, 847840), (384, 821345), (420, 750944), (434, 726720), (448, 704010), (465, 678272), (480, 657076), (496, 635880), (560, 563208), (620, 508704), (640, 492807), (651, 484480), (672, 469340), (744, 423920), (757, 416640), (840, 375472), (868, 363360), (896, 352005), (930, 339136), (960, 328538), (992, 317940), (1085, 290688), (1120, 281604), (1240, 254352), (1302, 242240), (1344, 234670), (1488, 211960), (1514, 208320), (1680, 187736), (1736, 181680), (1860, 169568), (1920, 164269), (1984, 158970), (2170, 145344), (2240, 140802), (2271, 138880), (2480, 127176), (2604, 121120), (2688, 117335), (2976, 105980), (3028, 104160), (3255, 96896), (3360, 93868), (3472, 90840), (3720, 84784), (3785, 83328), (3968, 79485), (4340, 72672), (4480, 70401), (4542, 69440), (4960, 63588), (5208, 60560), (5299, 59520), (5952, 52990), (6056, 52080), (6510, 48448), (6720, 46934), (6944, 45420), (7440, 42392), (7570, 41664), (8680, 36336), (9084, 34720), (9920, 31794), (10416, 30280), (10598, 29760), (11355, 27776), (11904, 26495), (12112, 26040), (13020, 24224), (13440, 23467), (13888, 22710), (14880, 21196), (15140, 20832), (15897, 19840), (17360, 18168)]