31880749680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109873}}^1$

素因数の和:109936

約数の個数: 240

約数和(自身を含む): 119022548736

約数和(自身を除く): 87141799056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 104, 117, 120, 124, 130, 144, 155, 156, 180, 186, 195, 208, 234, 240, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 496, 520, 558, 585, 620, 624, 720, 744, 780, 806, 930, 936, 1040, 1116, 1170, 1209, 1240, 1395, 1488, 1560, 1612, 1860, 1872, 2015, 2232, 2340, 2418, 2480, 2790, 3120, 3224, 3627, 3720, 4030, 4464, 4680, 4836, 5580, 6045, 6448, 7254, 7440, 8060, 9360, 9672, 11160, 12090, 14508, 16120, 18135, 19344, 22320, 24180, 29016, 32240, 36270, 48360, 58032, 72540, 96720, 109873, 145080, 219746, 290160, 329619, 439492, 549365, 659238, 878984, 988857, 1098730, 1318476, 1428349, 1648095, 1757968, 1977714, 2197460, 2636952, 2856698, 3296190, 3406063, 3955428, 4285047, 4394920, 4944285, 5273904, 5713396, 6592380, 6812126, 7141745, 7910856, 8570094, 8789840, 9888570, 10218189, 11426792, 12855141, 13184760, 13624252, 14283490, 15821712, 17030315, 17140188, 19777140, 20436378, 21425235, 22853584, 25710282, 26369520, 27248504, 28566980, 30654567, 34060630, 34280376, 39554280, 40872756, 42850470, 44278819, 51090945, 51420564, 54497008, 57133960, 61309134, 64275705, 68121260, 68560752, 79108560, 81745512, 85700940, 88557638, 102181890, 102841128, 114267920, 122618268, 128551410, 132836457, 136242520, 153272835, 163491024, 171401880, 177115276, 204363780, 205682256, 221394095, 245236536, 257102820, 265672914, 272485040, 306545670, 342803760, 354230552, 398509371, 408727560, 442788190, 490473072, 514205640, 531345828, 613091340, 664182285, 708461104, 797018742, 817455120, 885576380, 1028411280, 1062691656, 1226182680, 1328364570, 1594037484, 1771152760, 1992546855, 2125383312, 2452365360, 2656729140, 3188074968, 3542305520, 3985093710, 5313458280, 6376149936, 7970187420, 10626916560, 15940374840, 31880749680]

約数ペア:

[(1, 31880749680), (2, 15940374840), (3, 10626916560), (4, 7970187420), (5, 6376149936), (6, 5313458280), (8, 3985093710), (9, 3542305520), (10, 3188074968), (12, 2656729140), (13, 2452365360), (15, 2125383312), (16, 1992546855), (18, 1771152760), (20, 1594037484), (24, 1328364570), (26, 1226182680), (30, 1062691656), (31, 1028411280), (36, 885576380), (39, 817455120), (40, 797018742), (45, 708461104), (48, 664182285), (52, 613091340), (60, 531345828), (62, 514205640), (65, 490473072), (72, 442788190), (78, 408727560), (80, 398509371), (90, 354230552), (93, 342803760), (104, 306545670), (117, 272485040), (120, 265672914), (124, 257102820), (130, 245236536), (144, 221394095), (155, 205682256), (156, 204363780), (180, 177115276), (186, 171401880), (195, 163491024), (208, 153272835), (234, 136242520), (240, 132836457), (248, 128551410), (260, 122618268), (279, 114267920), (310, 102841128), (312, 102181890), (360, 88557638), (372, 85700940), (390, 81745512), (403, 79108560), (465, 68560752), (468, 68121260), (496, 64275705), (520, 61309134), (558, 57133960), (585, 54497008), (620, 51420564), (624, 51090945), (720, 44278819), (744, 42850470), (780, 40872756), (806, 39554280), (930, 34280376), (936, 34060630), (1040, 30654567), (1116, 28566980), (1170, 27248504), (1209, 26369520), (1240, 25710282), (1395, 22853584), (1488, 21425235), (1560, 20436378), (1612, 19777140), (1860, 17140188), (1872, 17030315), (2015, 15821712), (2232, 14283490), (2340, 13624252), (2418, 13184760), (2480, 12855141), (2790, 11426792), (3120, 10218189), (3224, 9888570), (3627, 8789840), (3720, 8570094), (4030, 7910856), (4464, 7141745), (4680, 6812126), (4836, 6592380), (5580, 5713396), (6045, 5273904), (6448, 4944285), (7254, 4394920), (7440, 4285047), (8060, 3955428), (9360, 3406063), (9672, 3296190), (11160, 2856698), (12090, 2636952), (14508, 2197460), (16120, 1977714), (18135, 1757968), (19344, 1648095), (22320, 1428349), (24180, 1318476), (29016, 1098730), (32240, 988857), (36270, 878984), (48360, 659238), (58032, 549365), (72540, 439492), (96720, 329619), (109873, 290160), (145080, 219746)]