161911560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{6991}}^1$

素因数の和:7198

約数の個数: 64

約数和(自身を含む): 488321280

約数和(自身を除く): 326409720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 193, 386, 579, 772, 965, 1158, 1544, 1930, 2316, 2895, 3860, 4632, 5790, 6991, 7720, 11580, 13982, 20973, 23160, 27964, 34955, 41946, 55928, 69910, 83892, 104865, 139820, 167784, 209730, 279640, 419460, 838920, 1349263, 2698526, 4047789, 5397052, 6746315, 8095578, 10794104, 13492630, 16191156, 20238945, 26985260, 32382312, 40477890, 53970520, 80955780, 161911560]

約数ペア:

[(1, 161911560), (2, 80955780), (3, 53970520), (4, 40477890), (5, 32382312), (6, 26985260), (8, 20238945), (10, 16191156), (12, 13492630), (15, 10794104), (20, 8095578), (24, 6746315), (30, 5397052), (40, 4047789), (60, 2698526), (120, 1349263), (193, 838920), (386, 419460), (579, 279640), (772, 209730), (965, 167784), (1158, 139820), (1544, 104865), (1930, 83892), (2316, 69910), (2895, 55928), (3860, 41946), (4632, 34955), (5790, 27964), (6991, 23160), (7720, 20973), (11580, 13982)]