252550480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:453

約数の個数: 160

約数和(自身を含む): 731453184

約数和(自身を除く): 478902704

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 113, 130, 140, 182, 208, 226, 260, 280, 307, 364, 452, 455, 520, 560, 565, 614, 728, 791, 904, 910, 1040, 1130, 1228, 1456, 1469, 1535, 1582, 1808, 1820, 2149, 2260, 2456, 2938, 3070, 3164, 3640, 3955, 3991, 4298, 4520, 4912, 5876, 6140, 6328, 7280, 7345, 7910, 7982, 8596, 9040, 10283, 10745, 11752, 12280, 12656, 14690, 15820, 15964, 17192, 19955, 20566, 21490, 23504, 24560, 27937, 29380, 31640, 31928, 34384, 34691, 39910, 41132, 42980, 51415, 55874, 58760, 63280, 63856, 69382, 79820, 82264, 85960, 102830, 111748, 117520, 138764, 139685, 159640, 164528, 171920, 173455, 205660, 223496, 242837, 277528, 279370, 319280, 346910, 411320, 446992, 450983, 485674, 555056, 558740, 693820, 822640, 901966, 971348, 1117480, 1214185, 1387640, 1803932, 1942696, 2234960, 2254915, 2428370, 2775280, 3156881, 3607864, 3885392, 4509830, 4856740, 6313762, 7215728, 9019660, 9713480, 12627524, 15784405, 18039320, 19426960, 25255048, 31568810, 36078640, 50510096, 63137620, 126275240, 252550480]

約数ペア:

[(1, 252550480), (2, 126275240), (4, 63137620), (5, 50510096), (7, 36078640), (8, 31568810), (10, 25255048), (13, 19426960), (14, 18039320), (16, 15784405), (20, 12627524), (26, 9713480), (28, 9019660), (35, 7215728), (40, 6313762), (52, 4856740), (56, 4509830), (65, 3885392), (70, 3607864), (80, 3156881), (91, 2775280), (104, 2428370), (112, 2254915), (113, 2234960), (130, 1942696), (140, 1803932), (182, 1387640), (208, 1214185), (226, 1117480), (260, 971348), (280, 901966), (307, 822640), (364, 693820), (452, 558740), (455, 555056), (520, 485674), (560, 450983), (565, 446992), (614, 411320), (728, 346910), (791, 319280), (904, 279370), (910, 277528), (1040, 242837), (1130, 223496), (1228, 205660), (1456, 173455), (1469, 171920), (1535, 164528), (1582, 159640), (1808, 139685), (1820, 138764), (2149, 117520), (2260, 111748), (2456, 102830), (2938, 85960), (3070, 82264), (3164, 79820), (3640, 69382), (3955, 63856), (3991, 63280), (4298, 58760), (4520, 55874), (4912, 51415), (5876, 42980), (6140, 41132), (6328, 39910), (7280, 34691), (7345, 34384), (7910, 31928), (7982, 31640), (8596, 29380), (9040, 27937), (10283, 24560), (10745, 23504), (11752, 21490), (12280, 20566), (12656, 19955), (14690, 17192), (15820, 15964)]