15917917680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{3187}}^1$

素因数の和:4204

約数の個数: 240

約数和(自身を含む): 61175322624

約数和(自身を除く): 45257404944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 991, 1008, 1260, 1680, 1982, 2520, 2973, 3187, 3964, 4955, 5040, 5946, 6374, 6937, 7928, 8919, 9561, 9910, 11892, 12748, 13874, 14865, 15856, 15935, 17838, 19122, 19820, 20811, 22309, 23784, 25496, 27748, 28683, 29730, 31870, 34685, 35676, 38244, 39640, 41622, 44595, 44618, 47568, 47805, 50992, 55496, 57366, 59460, 62433, 63740, 66927, 69370, 71352, 76488, 79280, 83244, 89190, 89236, 95610, 104055, 110992, 111545, 114732, 118920, 124866, 127480, 133854, 138740, 142704, 143415, 152976, 166488, 178380, 178472, 191220, 200781, 208110, 223090, 229464, 237840, 249732, 254960, 267708, 277480, 286830, 312165, 332976, 334635, 356760, 356944, 382440, 401562, 416220, 446180, 458928, 499464, 535416, 554960, 573660, 624330, 669270, 713520, 764880, 803124, 832440, 892360, 998928, 1003905, 1070832, 1147320, 1248660, 1338540, 1606248, 1664880, 1784720, 2007810, 2294640, 2497320, 2677080, 3158317, 3212496, 4015620, 4994640, 5354160, 6316634, 8031240, 9474951, 12633268, 15791585, 16062480, 18949902, 22108219, 25266536, 28424853, 31583170, 37899804, 44216438, 47374755, 50533072, 56849706, 63166340, 66324657, 75799608, 88432876, 94749510, 110541095, 113699412, 126332680, 132649314, 142124265, 151599216, 176865752, 189499020, 198973971, 221082190, 227398824, 252665360, 265298628, 284248530, 331623285, 353731504, 378998040, 397947942, 442164380, 454797648, 530597256, 568497060, 663246570, 757996080, 795895884, 884328760, 994869855, 1061194512, 1136994120, 1326493140, 1591791768, 1768657520, 1989739710, 2273988240, 2652986280, 3183583536, 3979479420, 5305972560, 7958958840, 15917917680]

約数ペア:

[(1, 15917917680), (2, 7958958840), (3, 5305972560), (4, 3979479420), (5, 3183583536), (6, 2652986280), (7, 2273988240), (8, 1989739710), (9, 1768657520), (10, 1591791768), (12, 1326493140), (14, 1136994120), (15, 1061194512), (16, 994869855), (18, 884328760), (20, 795895884), (21, 757996080), (24, 663246570), (28, 568497060), (30, 530597256), (35, 454797648), (36, 442164380), (40, 397947942), (42, 378998040), (45, 353731504), (48, 331623285), (56, 284248530), (60, 265298628), (63, 252665360), (70, 227398824), (72, 221082190), (80, 198973971), (84, 189499020), (90, 176865752), (105, 151599216), (112, 142124265), (120, 132649314), (126, 126332680), (140, 113699412), (144, 110541095), (168, 94749510), (180, 88432876), (210, 75799608), (240, 66324657), (252, 63166340), (280, 56849706), (315, 50533072), (336, 47374755), (360, 44216438), (420, 37899804), (504, 31583170), (560, 28424853), (630, 25266536), (720, 22108219), (840, 18949902), (991, 16062480), (1008, 15791585), (1260, 12633268), (1680, 9474951), (1982, 8031240), (2520, 6316634), (2973, 5354160), (3187, 4994640), (3964, 4015620), (4955, 3212496), (5040, 3158317), (5946, 2677080), (6374, 2497320), (6937, 2294640), (7928, 2007810), (8919, 1784720), (9561, 1664880), (9910, 1606248), (11892, 1338540), (12748, 1248660), (13874, 1147320), (14865, 1070832), (15856, 1003905), (15935, 998928), (17838, 892360), (19122, 832440), (19820, 803124), (20811, 764880), (22309, 713520), (23784, 669270), (25496, 624330), (27748, 573660), (28683, 554960), (29730, 535416), (31870, 499464), (34685, 458928), (35676, 446180), (38244, 416220), (39640, 401562), (41622, 382440), (44595, 356944), (44618, 356760), (47568, 334635), (47805, 332976), (50992, 312165), (55496, 286830), (57366, 277480), (59460, 267708), (62433, 254960), (63740, 249732), (66927, 237840), (69370, 229464), (71352, 223090), (76488, 208110), (79280, 200781), (83244, 191220), (89190, 178472), (89236, 178380), (95610, 166488), (104055, 152976), (110992, 143415), (111545, 142704), (114732, 138740), (118920, 133854), (124866, 127480)]