261564792

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{5569}}^1$

素因数の和:5700

約数の個数: 64

約数和(自身を含む): 695136000

約数和(自身を除く): 433571208

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 103, 114, 152, 206, 228, 309, 412, 456, 618, 824, 1236, 1957, 2472, 3914, 5569, 5871, 7828, 11138, 11742, 15656, 16707, 22276, 23484, 33414, 44552, 46968, 66828, 105811, 133656, 211622, 317433, 423244, 573607, 634866, 846488, 1147214, 1269732, 1720821, 2294428, 2539464, 3441642, 4588856, 6883284, 10898533, 13766568, 21797066, 32695599, 43594132, 65391198, 87188264, 130782396, 261564792]

約数ペア:

[(1, 261564792), (2, 130782396), (3, 87188264), (4, 65391198), (6, 43594132), (8, 32695599), (12, 21797066), (19, 13766568), (24, 10898533), (38, 6883284), (57, 4588856), (76, 3441642), (103, 2539464), (114, 2294428), (152, 1720821), (206, 1269732), (228, 1147214), (309, 846488), (412, 634866), (456, 573607), (618, 423244), (824, 317433), (1236, 211622), (1957, 133656), (2472, 105811), (3914, 66828), (5569, 46968), (5871, 44552), (7828, 33414), (11138, 23484), (11742, 22276), (15656, 16707)]