257522652

素因数分解:

$2^2\times 3^5\times {\mathrm{307}}^1\times {\mathrm{863}}^1$

素因数の和:1189

約数の個数: 72

約数和(自身を含む): 678053376

約数和(自身を除く): 420530724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 307, 324, 486, 614, 863, 921, 972, 1228, 1726, 1842, 2589, 2763, 3452, 3684, 5178, 5526, 7767, 8289, 10356, 11052, 15534, 16578, 23301, 24867, 31068, 33156, 46602, 49734, 69903, 74601, 93204, 99468, 139806, 149202, 209709, 264941, 279612, 298404, 419418, 529882, 794823, 838836, 1059764, 1589646, 2384469, 3179292, 4768938, 7153407, 9537876, 14306814, 21460221, 28613628, 42920442, 64380663, 85840884, 128761326, 257522652]

約数ペア:

[(1, 257522652), (2, 128761326), (3, 85840884), (4, 64380663), (6, 42920442), (9, 28613628), (12, 21460221), (18, 14306814), (27, 9537876), (36, 7153407), (54, 4768938), (81, 3179292), (108, 2384469), (162, 1589646), (243, 1059764), (307, 838836), (324, 794823), (486, 529882), (614, 419418), (863, 298404), (921, 279612), (972, 264941), (1228, 209709), (1726, 149202), (1842, 139806), (2589, 99468), (2763, 93204), (3452, 74601), (3684, 69903), (5178, 49734), (5526, 46602), (7767, 33156), (8289, 31068), (10356, 24867), (11052, 23301), (15534, 16578)]