279242924740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{337}}^1\times {\mathrm{44887}}^1$

素因数の和:45317

約数の個数: 96

約数和(自身を含む): 642327888384

約数和(自身を除く): 363084963644

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 337, 355, 674, 710, 923, 1348, 1420, 1685, 1846, 3370, 3692, 4381, 4615, 6740, 8762, 9230, 17524, 18460, 21905, 23927, 43810, 44887, 47854, 87620, 89774, 95708, 119635, 179548, 224435, 239270, 311051, 448870, 478540, 583531, 622102, 897740, 1167062, 1244204, 1555255, 2334124, 2917655, 3110510, 3186977, 5835310, 6221020, 6373954, 11670620, 12747908, 15126919, 15934885, 30253838, 31869770, 41430701, 60507676, 63739540, 75634595, 82861402, 151269190, 165722804, 196649947, 207153505, 302538380, 393299894, 414307010, 786599788, 828614020, 983249735, 1074011249, 1966499470, 2148022498, 3932998940, 4296044996, 5370056245, 10740112490, 13962146237, 21480224980, 27924292474, 55848584948, 69810731185, 139621462370, 279242924740]

約数ペア:

[(1, 279242924740), (2, 139621462370), (4, 69810731185), (5, 55848584948), (10, 27924292474), (13, 21480224980), (20, 13962146237), (26, 10740112490), (52, 5370056245), (65, 4296044996), (71, 3932998940), (130, 2148022498), (142, 1966499470), (260, 1074011249), (284, 983249735), (337, 828614020), (355, 786599788), (674, 414307010), (710, 393299894), (923, 302538380), (1348, 207153505), (1420, 196649947), (1685, 165722804), (1846, 151269190), (3370, 82861402), (3692, 75634595), (4381, 63739540), (4615, 60507676), (6740, 41430701), (8762, 31869770), (9230, 30253838), (17524, 15934885), (18460, 15126919), (21905, 12747908), (23927, 11670620), (43810, 6373954), (44887, 6221020), (47854, 5835310), (87620, 3186977), (89774, 3110510), (95708, 2917655), (119635, 2334124), (179548, 1555255), (224435, 1244204), (239270, 1167062), (311051, 897740), (448870, 622102), (478540, 583531)]