84752140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:128

約数の個数: 144

約数和(自身を含む): 217857024

約数和(自身を除く): 133104884

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 31, 34, 43, 44, 55, 62, 68, 85, 86, 110, 124, 155, 170, 172, 187, 215, 220, 289, 310, 340, 341, 374, 430, 473, 527, 578, 620, 682, 731, 748, 860, 935, 946, 1054, 1156, 1333, 1364, 1445, 1462, 1705, 1870, 1892, 2108, 2365, 2635, 2666, 2890, 2924, 3179, 3410, 3655, 3740, 4730, 5270, 5332, 5780, 5797, 6358, 6665, 6820, 7310, 8041, 8959, 9460, 10540, 11594, 12427, 12716, 13330, 14620, 14663, 15895, 16082, 17918, 22661, 23188, 24854, 26660, 28985, 29326, 31790, 32164, 35836, 40205, 44795, 45322, 49708, 57970, 58652, 62135, 63580, 73315, 80410, 89590, 90644, 98549, 113305, 115940, 124270, 136697, 146630, 160820, 179180, 197098, 226610, 248540, 249271, 273394, 293260, 385237, 394196, 453220, 492745, 498542, 546788, 683485, 770474, 985490, 997084, 1246355, 1366970, 1540948, 1926185, 1970980, 2492710, 2733940, 3852370, 4237607, 4985420, 7704740, 8475214, 16950428, 21188035, 42376070, 84752140]

約数ペア:

[(1, 84752140), (2, 42376070), (4, 21188035), (5, 16950428), (10, 8475214), (11, 7704740), (17, 4985420), (20, 4237607), (22, 3852370), (31, 2733940), (34, 2492710), (43, 1970980), (44, 1926185), (55, 1540948), (62, 1366970), (68, 1246355), (85, 997084), (86, 985490), (110, 770474), (124, 683485), (155, 546788), (170, 498542), (172, 492745), (187, 453220), (215, 394196), (220, 385237), (289, 293260), (310, 273394), (340, 249271), (341, 248540), (374, 226610), (430, 197098), (473, 179180), (527, 160820), (578, 146630), (620, 136697), (682, 124270), (731, 115940), (748, 113305), (860, 98549), (935, 90644), (946, 89590), (1054, 80410), (1156, 73315), (1333, 63580), (1364, 62135), (1445, 58652), (1462, 57970), (1705, 49708), (1870, 45322), (1892, 44795), (2108, 40205), (2365, 35836), (2635, 32164), (2666, 31790), (2890, 29326), (2924, 28985), (3179, 26660), (3410, 24854), (3655, 23188), (3740, 22661), (4730, 17918), (5270, 16082), (5332, 15895), (5780, 14663), (5797, 14620), (6358, 13330), (6665, 12716), (6820, 12427), (7310, 11594), (8041, 10540), (8959, 9460)]