78667440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{433}}^1\times {\mathrm{757}}^1$

素因数の和:1206

約数の個数: 80

約数和(自身を含む): 244755168

約数和(自身を除く): 166087728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 433, 757, 866, 1299, 1514, 1732, 2165, 2271, 2598, 3028, 3464, 3785, 4330, 4542, 5196, 6056, 6495, 6928, 7570, 8660, 9084, 10392, 11355, 12112, 12990, 15140, 17320, 18168, 20784, 22710, 25980, 30280, 34640, 36336, 45420, 51960, 60560, 90840, 103920, 181680, 327781, 655562, 983343, 1311124, 1638905, 1966686, 2622248, 3277810, 3933372, 4916715, 5244496, 6555620, 7866744, 9833430, 13111240, 15733488, 19666860, 26222480, 39333720, 78667440]

約数ペア:

[(1, 78667440), (2, 39333720), (3, 26222480), (4, 19666860), (5, 15733488), (6, 13111240), (8, 9833430), (10, 7866744), (12, 6555620), (15, 5244496), (16, 4916715), (20, 3933372), (24, 3277810), (30, 2622248), (40, 1966686), (48, 1638905), (60, 1311124), (80, 983343), (120, 655562), (240, 327781), (433, 181680), (757, 103920), (866, 90840), (1299, 60560), (1514, 51960), (1732, 45420), (2165, 36336), (2271, 34640), (2598, 30280), (3028, 25980), (3464, 22710), (3785, 20784), (4330, 18168), (4542, 17320), (5196, 15140), (6056, 12990), (6495, 12112), (6928, 11355), (7570, 10392), (8660, 9084)]