278316456

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^2\times {\mathrm{239}}^1\times {\mathrm{401}}^1$

素因数の和:671

約数の個数: 96

約数和(自身を含む): 769910400

約数和(自身を除く): 491593944

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 121, 132, 239, 242, 264, 363, 401, 478, 484, 717, 726, 802, 956, 968, 1203, 1434, 1452, 1604, 1912, 2406, 2629, 2868, 2904, 3208, 4411, 4812, 5258, 5736, 7887, 8822, 9624, 10516, 13233, 15774, 17644, 21032, 26466, 28919, 31548, 35288, 48521, 52932, 57838, 63096, 86757, 95839, 97042, 105864, 115676, 145563, 173514, 191678, 194084, 231352, 287517, 291126, 347028, 383356, 388168, 575034, 582252, 694056, 766712, 1054229, 1150068, 1164504, 2108458, 2300136, 3162687, 4216916, 6325374, 8433832, 11596519, 12650748, 23193038, 25301496, 34789557, 46386076, 69579114, 92772152, 139158228, 278316456]

約数ペア:

[(1, 278316456), (2, 139158228), (3, 92772152), (4, 69579114), (6, 46386076), (8, 34789557), (11, 25301496), (12, 23193038), (22, 12650748), (24, 11596519), (33, 8433832), (44, 6325374), (66, 4216916), (88, 3162687), (121, 2300136), (132, 2108458), (239, 1164504), (242, 1150068), (264, 1054229), (363, 766712), (401, 694056), (478, 582252), (484, 575034), (717, 388168), (726, 383356), (802, 347028), (956, 291126), (968, 287517), (1203, 231352), (1434, 194084), (1452, 191678), (1604, 173514), (1912, 145563), (2406, 115676), (2629, 105864), (2868, 97042), (2904, 95839), (3208, 86757), (4411, 63096), (4812, 57838), (5258, 52932), (5736, 48521), (7887, 35288), (8822, 31548), (9624, 28919), (10516, 26466), (13233, 21032), (15774, 17644)]