66818640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1283}}^1$

素因数の和:1337

約数の個数: 160

約数和(自身を含む): 244555776

約数和(自身を除く): 177737136

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1283, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2566, 2604, 3255, 3472, 3720, 3849, 4340, 5132, 5208, 6415, 6510, 7440, 7698, 8680, 8981, 10264, 10416, 12830, 13020, 15396, 17360, 17962, 19245, 20528, 25660, 26040, 26943, 30792, 35924, 38490, 39773, 44905, 51320, 52080, 53886, 61584, 71848, 76980, 79546, 89810, 102640, 107772, 119319, 134715, 143696, 153960, 159092, 179620, 198865, 215544, 238638, 269430, 278411, 307920, 318184, 359240, 397730, 431088, 477276, 538860, 556822, 596595, 636368, 718480, 795460, 835233, 954552, 1077720, 1113644, 1193190, 1392055, 1590920, 1670466, 1909104, 2155440, 2227288, 2386380, 2784110, 3181840, 3340932, 4176165, 4454576, 4772760, 5568220, 6681864, 8352330, 9545520, 11136440, 13363728, 16704660, 22272880, 33409320, 66818640]

約数ペア:

[(1, 66818640), (2, 33409320), (3, 22272880), (4, 16704660), (5, 13363728), (6, 11136440), (7, 9545520), (8, 8352330), (10, 6681864), (12, 5568220), (14, 4772760), (15, 4454576), (16, 4176165), (20, 3340932), (21, 3181840), (24, 2784110), (28, 2386380), (30, 2227288), (31, 2155440), (35, 1909104), (40, 1670466), (42, 1590920), (48, 1392055), (56, 1193190), (60, 1113644), (62, 1077720), (70, 954552), (80, 835233), (84, 795460), (93, 718480), (105, 636368), (112, 596595), (120, 556822), (124, 538860), (140, 477276), (155, 431088), (168, 397730), (186, 359240), (210, 318184), (217, 307920), (240, 278411), (248, 269430), (280, 238638), (310, 215544), (336, 198865), (372, 179620), (420, 159092), (434, 153960), (465, 143696), (496, 134715), (560, 119319), (620, 107772), (651, 102640), (744, 89810), (840, 79546), (868, 76980), (930, 71848), (1085, 61584), (1240, 53886), (1283, 52080), (1302, 51320), (1488, 44905), (1680, 39773), (1736, 38490), (1860, 35924), (2170, 30792), (2480, 26943), (2566, 26040), (2604, 25660), (3255, 20528), (3472, 19245), (3720, 17962), (3849, 17360), (4340, 15396), (5132, 13020), (5208, 12830), (6415, 10416), (6510, 10264), (7440, 8981), (7698, 8680)]