63847680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1279}}^1$

素因数の和:1316

約数の個数: 144

約数和(自身を含む): 219770880

約数和(自身を除く): 155923200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1279, 1280, 1560, 1664, 1920, 2080, 2496, 2558, 3120, 3328, 3837, 3840, 4160, 4992, 5116, 6240, 6395, 7674, 8320, 9984, 10232, 12480, 12790, 15348, 16627, 16640, 19185, 20464, 24960, 25580, 30696, 33254, 38370, 40928, 49881, 49920, 51160, 61392, 66508, 76740, 81856, 83135, 99762, 102320, 122784, 133016, 153480, 163712, 166270, 199524, 204640, 245568, 249405, 266032, 306960, 327424, 332540, 399048, 409280, 491136, 498810, 532064, 613920, 665080, 798096, 818560, 982272, 997620, 1064128, 1227840, 1330160, 1596192, 1637120, 1995240, 2128256, 2455680, 2660320, 3192384, 3990480, 4256512, 4911360, 5320640, 6384768, 7980960, 10641280, 12769536, 15961920, 21282560, 31923840, 63847680]

約数ペア:

[(1, 63847680), (2, 31923840), (3, 21282560), (4, 15961920), (5, 12769536), (6, 10641280), (8, 7980960), (10, 6384768), (12, 5320640), (13, 4911360), (15, 4256512), (16, 3990480), (20, 3192384), (24, 2660320), (26, 2455680), (30, 2128256), (32, 1995240), (39, 1637120), (40, 1596192), (48, 1330160), (52, 1227840), (60, 1064128), (64, 997620), (65, 982272), (78, 818560), (80, 798096), (96, 665080), (104, 613920), (120, 532064), (128, 498810), (130, 491136), (156, 409280), (160, 399048), (192, 332540), (195, 327424), (208, 306960), (240, 266032), (256, 249405), (260, 245568), (312, 204640), (320, 199524), (384, 166270), (390, 163712), (416, 153480), (480, 133016), (520, 122784), (624, 102320), (640, 99762), (768, 83135), (780, 81856), (832, 76740), (960, 66508), (1040, 61392), (1248, 51160), (1279, 49920), (1280, 49881), (1560, 40928), (1664, 38370), (1920, 33254), (2080, 30696), (2496, 25580), (2558, 24960), (3120, 20464), (3328, 19185), (3837, 16640), (3840, 16627), (4160, 15348), (4992, 12790), (5116, 12480), (6240, 10232), (6395, 9984), (7674, 8320)]