160653420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6421}}^1$

素因数の和:6575

約数の個数: 72

約数和(自身を含む): 490897680

約数和(自身を除く): 330244260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 6421, 8340, 12510, 12842, 19263, 25020, 25684, 32105, 38526, 57789, 64210, 77052, 96315, 115578, 128420, 192630, 231156, 288945, 385260, 577890, 892519, 1155780, 1785038, 2677557, 3570076, 4462595, 5355114, 8032671, 8925190, 10710228, 13387785, 16065342, 17850380, 26775570, 32130684, 40163355, 53551140, 80326710, 160653420]

約数ペア:

[(1, 160653420), (2, 80326710), (3, 53551140), (4, 40163355), (5, 32130684), (6, 26775570), (9, 17850380), (10, 16065342), (12, 13387785), (15, 10710228), (18, 8925190), (20, 8032671), (30, 5355114), (36, 4462595), (45, 3570076), (60, 2677557), (90, 1785038), (139, 1155780), (180, 892519), (278, 577890), (417, 385260), (556, 288945), (695, 231156), (834, 192630), (1251, 128420), (1390, 115578), (1668, 96315), (2085, 77052), (2502, 64210), (2780, 57789), (4170, 38526), (5004, 32105), (6255, 25684), (6421, 25020), (8340, 19263), (12510, 12842)]