204389360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2039}}^1$

素因数の和:2238

約数の個数: 80

約数和(自身を含む): 546393600

約数和(自身を除く): 342004240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 179, 280, 358, 560, 716, 895, 1253, 1432, 1790, 2039, 2506, 2864, 3580, 4078, 5012, 6265, 7160, 8156, 10024, 10195, 12530, 14273, 14320, 16312, 20048, 20390, 25060, 28546, 32624, 40780, 50120, 57092, 71365, 81560, 100240, 114184, 142730, 163120, 228368, 285460, 364981, 570920, 729962, 1141840, 1459924, 1824905, 2554867, 2919848, 3649810, 5109734, 5839696, 7299620, 10219468, 12774335, 14599240, 20438936, 25548670, 29198480, 40877872, 51097340, 102194680, 204389360]

約数ペア:

[(1, 204389360), (2, 102194680), (4, 51097340), (5, 40877872), (7, 29198480), (8, 25548670), (10, 20438936), (14, 14599240), (16, 12774335), (20, 10219468), (28, 7299620), (35, 5839696), (40, 5109734), (56, 3649810), (70, 2919848), (80, 2554867), (112, 1824905), (140, 1459924), (179, 1141840), (280, 729962), (358, 570920), (560, 364981), (716, 285460), (895, 228368), (1253, 163120), (1432, 142730), (1790, 114184), (2039, 100240), (2506, 81560), (2864, 71365), (3580, 57092), (4078, 50120), (5012, 40780), (6265, 32624), (7160, 28546), (8156, 25060), (10024, 20390), (10195, 20048), (12530, 16312), (14273, 14320)]