279615512

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{37}}^2\times {\mathrm{211}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 595076580

約数和(自身を除く): 315461068

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 121, 148, 211, 242, 296, 407, 422, 484, 814, 844, 968, 1369, 1628, 1688, 2321, 2738, 3256, 4477, 4642, 5476, 7807, 8954, 9284, 10952, 15059, 15614, 17908, 18568, 25531, 30118, 31228, 35816, 51062, 60236, 62456, 85877, 102124, 120472, 165649, 171754, 204248, 288859, 331298, 343508, 577718, 662596, 687016, 944647, 1155436, 1325192, 1889294, 2310872, 3177449, 3778588, 6354898, 7557176, 12709796, 25419592, 34951939, 69903878, 139807756, 279615512]

約数ペア:

[(1, 279615512), (2, 139807756), (4, 69903878), (8, 34951939), (11, 25419592), (22, 12709796), (37, 7557176), (44, 6354898), (74, 3778588), (88, 3177449), (121, 2310872), (148, 1889294), (211, 1325192), (242, 1155436), (296, 944647), (407, 687016), (422, 662596), (484, 577718), (814, 343508), (844, 331298), (968, 288859), (1369, 204248), (1628, 171754), (1688, 165649), (2321, 120472), (2738, 102124), (3256, 85877), (4477, 62456), (4642, 60236), (5476, 51062), (7807, 35816), (8954, 31228), (9284, 30118), (10952, 25531), (15059, 18568), (15614, 17908)]