78823680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1579}}^1$

素因数の和:1616

約数の個数: 144

約数和(自身を含む): 271279680

約数和(自身を除く): 192456000

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, 1280, 1560, 1579, 1664, 1920, 2080, 2496, 3120, 3158, 3328, 3840, 4160, 4737, 4992, 6240, 6316, 7895, 8320, 9474, 9984, 12480, 12632, 15790, 16640, 18948, 20527, 23685, 24960, 25264, 31580, 37896, 41054, 47370, 49920, 50528, 61581, 63160, 75792, 82108, 94740, 101056, 102635, 123162, 126320, 151584, 164216, 189480, 202112, 205270, 246324, 252640, 303168, 307905, 328432, 378960, 404224, 410540, 492648, 505280, 606336, 615810, 656864, 757920, 821080, 985296, 1010560, 1212672, 1231620, 1313728, 1515840, 1642160, 1970592, 2021120, 2463240, 2627456, 3031680, 3284320, 3941184, 4926480, 5254912, 6063360, 6568640, 7882368, 9852960, 13137280, 15764736, 19705920, 26274560, 39411840, 78823680]

約数ペア:

[(1, 78823680), (2, 39411840), (3, 26274560), (4, 19705920), (5, 15764736), (6, 13137280), (8, 9852960), (10, 7882368), (12, 6568640), (13, 6063360), (15, 5254912), (16, 4926480), (20, 3941184), (24, 3284320), (26, 3031680), (30, 2627456), (32, 2463240), (39, 2021120), (40, 1970592), (48, 1642160), (52, 1515840), (60, 1313728), (64, 1231620), (65, 1212672), (78, 1010560), (80, 985296), (96, 821080), (104, 757920), (120, 656864), (128, 615810), (130, 606336), (156, 505280), (160, 492648), (192, 410540), (195, 404224), (208, 378960), (240, 328432), (256, 307905), (260, 303168), (312, 252640), (320, 246324), (384, 205270), (390, 202112), (416, 189480), (480, 164216), (520, 151584), (624, 126320), (640, 123162), (768, 102635), (780, 101056), (832, 94740), (960, 82108), (1040, 75792), (1248, 63160), (1280, 61581), (1560, 50528), (1579, 49920), (1664, 47370), (1920, 41054), (2080, 37896), (2496, 31580), (3120, 25264), (3158, 24960), (3328, 23685), (3840, 20527), (4160, 18948), (4737, 16640), (4992, 15790), (6240, 12632), (6316, 12480), (7895, 9984), (8320, 9474)]