18830280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{773}}^1$

素因数の和:823

約数の個数: 128

約数和(自身を含む): 66873600

約数和(自身を除く): 48043320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 773, 812, 840, 870, 1015, 1160, 1218, 1546, 1624, 1740, 2030, 2319, 2436, 3045, 3092, 3480, 3865, 4060, 4638, 4872, 5411, 6090, 6184, 7730, 8120, 9276, 10822, 11595, 12180, 15460, 16233, 18552, 21644, 22417, 23190, 24360, 27055, 30920, 32466, 43288, 44834, 46380, 54110, 64932, 67251, 81165, 89668, 92760, 108220, 112085, 129864, 134502, 156919, 162330, 179336, 216440, 224170, 269004, 313838, 324660, 336255, 448340, 470757, 538008, 627676, 649320, 672510, 784595, 896680, 941514, 1255352, 1345020, 1569190, 1883028, 2353785, 2690040, 3138380, 3766056, 4707570, 6276760, 9415140, 18830280]

約数ペア:

[(1, 18830280), (2, 9415140), (3, 6276760), (4, 4707570), (5, 3766056), (6, 3138380), (7, 2690040), (8, 2353785), (10, 1883028), (12, 1569190), (14, 1345020), (15, 1255352), (20, 941514), (21, 896680), (24, 784595), (28, 672510), (29, 649320), (30, 627676), (35, 538008), (40, 470757), (42, 448340), (56, 336255), (58, 324660), (60, 313838), (70, 269004), (84, 224170), (87, 216440), (105, 179336), (116, 162330), (120, 156919), (140, 134502), (145, 129864), (168, 112085), (174, 108220), (203, 92760), (210, 89668), (232, 81165), (280, 67251), (290, 64932), (348, 54110), (406, 46380), (420, 44834), (435, 43288), (580, 32466), (609, 30920), (696, 27055), (773, 24360), (812, 23190), (840, 22417), (870, 21644), (1015, 18552), (1160, 16233), (1218, 15460), (1546, 12180), (1624, 11595), (1740, 10822), (2030, 9276), (2319, 8120), (2436, 7730), (3045, 6184), (3092, 6090), (3480, 5411), (3865, 4872), (4060, 4638)]