1314560

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:113

約数の個数: 72

約数和(自身を含む): 3433920

約数和(自身を除く): 2119360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 79, 80, 104, 128, 130, 158, 160, 208, 256, 260, 316, 320, 395, 416, 520, 632, 640, 790, 832, 1027, 1040, 1264, 1280, 1580, 1664, 2054, 2080, 2528, 3160, 3328, 4108, 4160, 5056, 5135, 6320, 8216, 8320, 10112, 10270, 12640, 16432, 16640, 20224, 20540, 25280, 32864, 41080, 50560, 65728, 82160, 101120, 131456, 164320, 262912, 328640, 657280, 1314560]

約数ペア:

[(1, 1314560), (2, 657280), (4, 328640), (5, 262912), (8, 164320), (10, 131456), (13, 101120), (16, 82160), (20, 65728), (26, 50560), (32, 41080), (40, 32864), (52, 25280), (64, 20540), (65, 20224), (79, 16640), (80, 16432), (104, 12640), (128, 10270), (130, 10112), (158, 8320), (160, 8216), (208, 6320), (256, 5135), (260, 5056), (316, 4160), (320, 4108), (395, 3328), (416, 3160), (520, 2528), (632, 2080), (640, 2054), (790, 1664), (832, 1580), (1027, 1280), (1040, 1264)]