249803920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{1069}}^1$

素因数の和:1232

約数の個数: 80

約数和(自身を含む): 611389440

約数和(自身を除く): 361585520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 127, 184, 230, 254, 368, 460, 508, 635, 920, 1016, 1069, 1270, 1840, 2032, 2138, 2540, 2921, 4276, 5080, 5345, 5842, 8552, 10160, 10690, 11684, 14605, 17104, 21380, 23368, 24587, 29210, 42760, 46736, 49174, 58420, 85520, 98348, 116840, 122935, 135763, 196696, 233680, 245870, 271526, 393392, 491740, 543052, 678815, 983480, 1086104, 1357630, 1966960, 2172208, 2715260, 3122549, 5430520, 6245098, 10861040, 12490196, 15612745, 24980392, 31225490, 49960784, 62450980, 124901960, 249803920]

約数ペア:

[(1, 249803920), (2, 124901960), (4, 62450980), (5, 49960784), (8, 31225490), (10, 24980392), (16, 15612745), (20, 12490196), (23, 10861040), (40, 6245098), (46, 5430520), (80, 3122549), (92, 2715260), (115, 2172208), (127, 1966960), (184, 1357630), (230, 1086104), (254, 983480), (368, 678815), (460, 543052), (508, 491740), (635, 393392), (920, 271526), (1016, 245870), (1069, 233680), (1270, 196696), (1840, 135763), (2032, 122935), (2138, 116840), (2540, 98348), (2921, 85520), (4276, 58420), (5080, 49174), (5345, 46736), (5842, 42760), (8552, 29210), (10160, 24587), (10690, 23368), (11684, 21380), (14605, 17104)]