69460820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 173577600

約数和(自身を除く): 104116780

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 149, 163, 220, 260, 286, 298, 326, 572, 596, 652, 715, 745, 815, 1430, 1490, 1630, 1639, 1793, 1937, 2119, 2860, 2980, 3260, 3278, 3586, 3874, 4238, 6556, 7172, 7748, 8195, 8476, 8965, 9685, 10595, 16390, 17930, 19370, 21190, 21307, 23309, 24287, 32780, 35860, 38740, 42380, 42614, 46618, 48574, 85228, 93236, 97148, 106535, 116545, 121435, 213070, 233090, 242870, 267157, 315731, 426140, 466180, 485740, 534314, 631462, 1068628, 1262924, 1335785, 1578655, 2671570, 3157310, 3473041, 5343140, 6314620, 6946082, 13892164, 17365205, 34730410, 69460820]

約数ペア:

[(1, 69460820), (2, 34730410), (4, 17365205), (5, 13892164), (10, 6946082), (11, 6314620), (13, 5343140), (20, 3473041), (22, 3157310), (26, 2671570), (44, 1578655), (52, 1335785), (55, 1262924), (65, 1068628), (110, 631462), (130, 534314), (143, 485740), (149, 466180), (163, 426140), (220, 315731), (260, 267157), (286, 242870), (298, 233090), (326, 213070), (572, 121435), (596, 116545), (652, 106535), (715, 97148), (745, 93236), (815, 85228), (1430, 48574), (1490, 46618), (1630, 42614), (1639, 42380), (1793, 38740), (1937, 35860), (2119, 32780), (2860, 24287), (2980, 23309), (3260, 21307), (3278, 21190), (3586, 19370), (3874, 17930), (4238, 16390), (6556, 10595), (7172, 9685), (7748, 8965), (8195, 8476)]