187835440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{1009}}^1$

素因数の和:1214

約数の個数: 80

約数和(自身を含む): 473407200

約数和(自身を除く): 285571760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 179, 208, 260, 358, 520, 716, 895, 1009, 1040, 1432, 1790, 2018, 2327, 2864, 3580, 4036, 4654, 5045, 7160, 8072, 9308, 10090, 11635, 13117, 14320, 16144, 18616, 20180, 23270, 26234, 37232, 40360, 46540, 52468, 65585, 80720, 93080, 104936, 131170, 180611, 186160, 209872, 262340, 361222, 524680, 722444, 903055, 1049360, 1444888, 1806110, 2347943, 2889776, 3612220, 4695886, 7224440, 9391772, 11739715, 14448880, 18783544, 23479430, 37567088, 46958860, 93917720, 187835440]

約数ペア:

[(1, 187835440), (2, 93917720), (4, 46958860), (5, 37567088), (8, 23479430), (10, 18783544), (13, 14448880), (16, 11739715), (20, 9391772), (26, 7224440), (40, 4695886), (52, 3612220), (65, 2889776), (80, 2347943), (104, 1806110), (130, 1444888), (179, 1049360), (208, 903055), (260, 722444), (358, 524680), (520, 361222), (716, 262340), (895, 209872), (1009, 186160), (1040, 180611), (1432, 131170), (1790, 104936), (2018, 93080), (2327, 80720), (2864, 65585), (3580, 52468), (4036, 46540), (4654, 40360), (5045, 37232), (7160, 26234), (8072, 23270), (9308, 20180), (10090, 18616), (11635, 16144), (13117, 14320)]