91112220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26641}}^1$

素因数の和:26675

約数の個数: 72

約数和(自身を含む): 290930640

約数和(自身を除く): 199818420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 26641, 53282, 79923, 106564, 133205, 159846, 239769, 266410, 319692, 399615, 479538, 506179, 532820, 799230, 959076, 1012358, 1198845, 1518537, 1598460, 2024716, 2397690, 2530895, 3037074, 4555611, 4795380, 5061790, 6074148, 7592685, 9111222, 10123580, 15185370, 18222444, 22778055, 30370740, 45556110, 91112220]

約数ペア:

[(1, 91112220), (2, 45556110), (3, 30370740), (4, 22778055), (5, 18222444), (6, 15185370), (9, 10123580), (10, 9111222), (12, 7592685), (15, 6074148), (18, 5061790), (19, 4795380), (20, 4555611), (30, 3037074), (36, 2530895), (38, 2397690), (45, 2024716), (57, 1598460), (60, 1518537), (76, 1198845), (90, 1012358), (95, 959076), (114, 799230), (171, 532820), (180, 506179), (190, 479538), (228, 399615), (285, 319692), (342, 266410), (380, 239769), (570, 159846), (684, 133205), (855, 106564), (1140, 79923), (1710, 53282), (3420, 26641)]