1531271040

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1979}}^1$

素因数の和:2045

約数の個数: 256

約数和(自身を含む): 5428684800

約数和(自身を除く): 3897413760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 186, 192, 195, 208, 240, 248, 260, 310, 312, 320, 372, 384, 390, 403, 416, 465, 480, 496, 520, 620, 624, 640, 744, 780, 806, 832, 930, 960, 992, 1040, 1209, 1240, 1248, 1488, 1560, 1612, 1664, 1860, 1920, 1979, 1984, 2015, 2080, 2418, 2480, 2496, 2976, 3120, 3224, 3720, 3958, 3968, 4030, 4160, 4836, 4960, 4992, 5937, 5952, 6045, 6240, 6448, 7440, 7916, 8060, 8320, 9672, 9895, 9920, 11874, 11904, 12090, 12480, 12896, 14880, 15832, 16120, 19344, 19790, 19840, 23748, 24180, 24960, 25727, 25792, 29685, 29760, 31664, 32240, 38688, 39580, 47496, 48360, 51454, 51584, 59370, 59520, 61349, 63328, 64480, 77181, 77376, 79160, 94992, 96720, 102908, 118740, 122698, 126656, 128635, 128960, 154362, 154752, 158320, 184047, 189984, 193440, 205816, 237480, 245396, 253312, 257270, 257920, 306745, 308724, 316640, 368094, 379968, 385905, 386880, 411632, 474960, 490792, 514540, 613490, 617448, 633280, 736188, 759936, 771810, 773760, 797537, 823264, 920235, 949920, 981584, 1029080, 1226980, 1234896, 1266560, 1472376, 1543620, 1595074, 1646528, 1840470, 1899840, 1963168, 2058160, 2392611, 2453960, 2469792, 2944752, 3087240, 3190148, 3293056, 3680940, 3799680, 3926336, 3987685, 4116320, 4785222, 4907920, 4939584, 5889504, 6174480, 6380296, 7361880, 7852672, 7975370, 8232640, 9570444, 9815840, 9879168, 11779008, 11963055, 12348960, 12760592, 14723760, 15950740, 16465280, 19140888, 19631680, 23558016, 23926110, 24697920, 25521184, 29447520, 31901480, 38281776, 39263360, 47852220, 49395840, 51042368, 58895040, 63802960, 76563552, 95704440, 102084736, 117790080, 127605920, 153127104, 191408880, 255211840, 306254208, 382817760, 510423680, 765635520, 1531271040]

約数ペア:

[(1, 1531271040), (2, 765635520), (3, 510423680), (4, 382817760), (5, 306254208), (6, 255211840), (8, 191408880), (10, 153127104), (12, 127605920), (13, 117790080), (15, 102084736), (16, 95704440), (20, 76563552), (24, 63802960), (26, 58895040), (30, 51042368), (31, 49395840), (32, 47852220), (39, 39263360), (40, 38281776), (48, 31901480), (52, 29447520), (60, 25521184), (62, 24697920), (64, 23926110), (65, 23558016), (78, 19631680), (80, 19140888), (93, 16465280), (96, 15950740), (104, 14723760), (120, 12760592), (124, 12348960), (128, 11963055), (130, 11779008), (155, 9879168), (156, 9815840), (160, 9570444), (186, 8232640), (192, 7975370), (195, 7852672), (208, 7361880), (240, 6380296), (248, 6174480), (260, 5889504), (310, 4939584), (312, 4907920), (320, 4785222), (372, 4116320), (384, 3987685), (390, 3926336), (403, 3799680), (416, 3680940), (465, 3293056), (480, 3190148), (496, 3087240), (520, 2944752), (620, 2469792), (624, 2453960), (640, 2392611), (744, 2058160), (780, 1963168), (806, 1899840), (832, 1840470), (930, 1646528), (960, 1595074), (992, 1543620), (1040, 1472376), (1209, 1266560), (1240, 1234896), (1248, 1226980), (1488, 1029080), (1560, 981584), (1612, 949920), (1664, 920235), (1860, 823264), (1920, 797537), (1979, 773760), (1984, 771810), (2015, 759936), (2080, 736188), (2418, 633280), (2480, 617448), (2496, 613490), (2976, 514540), (3120, 490792), (3224, 474960), (3720, 411632), (3958, 386880), (3968, 385905), (4030, 379968), (4160, 368094), (4836, 316640), (4960, 308724), (4992, 306745), (5937, 257920), (5952, 257270), (6045, 253312), (6240, 245396), (6448, 237480), (7440, 205816), (7916, 193440), (8060, 189984), (8320, 184047), (9672, 158320), (9895, 154752), (9920, 154362), (11874, 128960), (11904, 128635), (12090, 126656), (12480, 122698), (12896, 118740), (14880, 102908), (15832, 96720), (16120, 94992), (19344, 79160), (19790, 77376), (19840, 77181), (23748, 64480), (24180, 63328), (24960, 61349), (25727, 59520), (25792, 59370), (29685, 51584), (29760, 51454), (31664, 48360), (32240, 47496), (38688, 39580)]