64881420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{911}}^1\times {\mathrm{1187}}^1$

素因数の和:2110

約数の個数: 48

約数和(自身を含む): 182020608

約数和(自身を除く): 117139188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 911, 1187, 1822, 2374, 2733, 3561, 3644, 4555, 4748, 5466, 5935, 7122, 9110, 10932, 11870, 13665, 14244, 17805, 18220, 23740, 27330, 35610, 54660, 71220, 1081357, 2162714, 3244071, 4325428, 5406785, 6488142, 10813570, 12976284, 16220355, 21627140, 32440710, 64881420]

約数ペア:

[(1, 64881420), (2, 32440710), (3, 21627140), (4, 16220355), (5, 12976284), (6, 10813570), (10, 6488142), (12, 5406785), (15, 4325428), (20, 3244071), (30, 2162714), (60, 1081357), (911, 71220), (1187, 54660), (1822, 35610), (2374, 27330), (2733, 23740), (3561, 18220), (3644, 17805), (4555, 14244), (4748, 13665), (5466, 11870), (5935, 10932), (7122, 9110)]