256436388

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9613}}^1$

素因数の和:9658

約数の個数: 96

約数和(自身を含む): 753737600

約数和(自身を除く): 497301212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 108, 114, 117, 156, 171, 228, 234, 247, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1026, 1404, 1482, 2052, 2223, 2964, 4446, 6669, 8892, 9613, 13338, 19226, 26676, 28839, 38452, 57678, 86517, 115356, 124969, 173034, 182647, 249938, 259551, 346068, 365294, 374907, 499876, 519102, 547941, 730588, 749814, 1038204, 1095882, 1124721, 1499628, 1643823, 2191764, 2249442, 2374411, 3287646, 3374163, 4498884, 4748822, 4931469, 6575292, 6748326, 7123233, 9497644, 9862938, 13496652, 14246466, 19725876, 21369699, 28492932, 42739398, 64109097, 85478796, 128218194, 256436388]

約数ペア:

[(1, 256436388), (2, 128218194), (3, 85478796), (4, 64109097), (6, 42739398), (9, 28492932), (12, 21369699), (13, 19725876), (18, 14246466), (19, 13496652), (26, 9862938), (27, 9497644), (36, 7123233), (38, 6748326), (39, 6575292), (52, 4931469), (54, 4748822), (57, 4498884), (76, 3374163), (78, 3287646), (108, 2374411), (114, 2249442), (117, 2191764), (156, 1643823), (171, 1499628), (228, 1124721), (234, 1095882), (247, 1038204), (342, 749814), (351, 730588), (468, 547941), (494, 519102), (513, 499876), (684, 374907), (702, 365294), (741, 346068), (988, 259551), (1026, 249938), (1404, 182647), (1482, 173034), (2052, 124969), (2223, 115356), (2964, 86517), (4446, 57678), (6669, 38452), (8892, 28839), (9613, 26676), (13338, 19226)]