204358240

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 496419840

約数和(自身を除く): 292061600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 113, 127, 160, 178, 226, 254, 356, 445, 452, 508, 565, 635, 712, 890, 904, 1016, 1130, 1270, 1424, 1780, 1808, 2032, 2260, 2540, 2848, 3560, 3616, 4064, 4520, 5080, 7120, 9040, 10057, 10160, 11303, 14240, 14351, 18080, 20114, 20320, 22606, 28702, 40228, 45212, 50285, 56515, 57404, 71755, 80456, 90424, 100570, 113030, 114808, 143510, 160912, 180848, 201140, 226060, 229616, 287020, 321824, 361696, 402280, 452120, 459232, 574040, 804560, 904240, 1148080, 1277239, 1609120, 1808480, 2296160, 2554478, 5108956, 6386195, 10217912, 12772390, 20435824, 25544780, 40871648, 51089560, 102179120, 204358240]

約数ペア:

[(1, 204358240), (2, 102179120), (4, 51089560), (5, 40871648), (8, 25544780), (10, 20435824), (16, 12772390), (20, 10217912), (32, 6386195), (40, 5108956), (80, 2554478), (89, 2296160), (113, 1808480), (127, 1609120), (160, 1277239), (178, 1148080), (226, 904240), (254, 804560), (356, 574040), (445, 459232), (452, 452120), (508, 402280), (565, 361696), (635, 321824), (712, 287020), (890, 229616), (904, 226060), (1016, 201140), (1130, 180848), (1270, 160912), (1424, 143510), (1780, 114808), (1808, 113030), (2032, 100570), (2260, 90424), (2540, 80456), (2848, 71755), (3560, 57404), (3616, 56515), (4064, 50285), (4520, 45212), (5080, 40228), (7120, 28702), (9040, 22606), (10057, 20320), (10160, 20114), (11303, 18080), (14240, 14351)]