71984360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317}}^1\times {\mathrm{811}}^1$

素因数の和:1146

約数の個数: 64

約数和(自身を含む): 185915520

約数和(自身を除く): 113931160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317, 634, 811, 1268, 1585, 1622, 2219, 2536, 3170, 3244, 4055, 4438, 5677, 6340, 6488, 8110, 8876, 11095, 11354, 12680, 16220, 17752, 22190, 22708, 28385, 32440, 44380, 45416, 56770, 88760, 113540, 227080, 257087, 514174, 1028348, 1285435, 1799609, 2056696, 2570870, 3599218, 5141740, 7198436, 8998045, 10283480, 14396872, 17996090, 35992180, 71984360]

約数ペア:

[(1, 71984360), (2, 35992180), (4, 17996090), (5, 14396872), (7, 10283480), (8, 8998045), (10, 7198436), (14, 5141740), (20, 3599218), (28, 2570870), (35, 2056696), (40, 1799609), (56, 1285435), (70, 1028348), (140, 514174), (280, 257087), (317, 227080), (634, 113540), (811, 88760), (1268, 56770), (1585, 45416), (1622, 44380), (2219, 32440), (2536, 28385), (3170, 22708), (3244, 22190), (4055, 17752), (4438, 16220), (5677, 12680), (6340, 11354), (6488, 11095), (8110, 8876)]