278974584

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{601}}^1$

素因数の和:930

約数の個数: 128

約数和(自身を含む): 889996800

約数和(自身を除く): 611022216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 307, 378, 504, 601, 614, 756, 921, 1202, 1228, 1512, 1803, 1842, 2149, 2404, 2456, 2763, 3606, 3684, 4207, 4298, 4808, 5409, 5526, 6447, 7212, 7368, 8289, 8414, 8596, 10818, 11052, 12621, 12894, 14424, 16227, 16578, 16828, 17192, 19341, 21636, 22104, 25242, 25788, 32454, 33156, 33656, 37863, 38682, 43272, 50484, 51576, 58023, 64908, 66312, 75726, 77364, 100968, 113589, 116046, 129816, 151452, 154728, 184507, 227178, 232092, 302904, 369014, 454356, 464184, 553521, 738028, 908712, 1107042, 1291549, 1476056, 1660563, 2214084, 2583098, 3321126, 3874647, 4428168, 4981689, 5166196, 6642252, 7749294, 9963378, 10332392, 11623941, 13284504, 15498588, 19926756, 23247882, 30997176, 34871823, 39853512, 46495764, 69743646, 92991528, 139487292, 278974584]

約数ペア:

[(1, 278974584), (2, 139487292), (3, 92991528), (4, 69743646), (6, 46495764), (7, 39853512), (8, 34871823), (9, 30997176), (12, 23247882), (14, 19926756), (18, 15498588), (21, 13284504), (24, 11623941), (27, 10332392), (28, 9963378), (36, 7749294), (42, 6642252), (54, 5166196), (56, 4981689), (63, 4428168), (72, 3874647), (84, 3321126), (108, 2583098), (126, 2214084), (168, 1660563), (189, 1476056), (216, 1291549), (252, 1107042), (307, 908712), (378, 738028), (504, 553521), (601, 464184), (614, 454356), (756, 369014), (921, 302904), (1202, 232092), (1228, 227178), (1512, 184507), (1803, 154728), (1842, 151452), (2149, 129816), (2404, 116046), (2456, 113589), (2763, 100968), (3606, 77364), (3684, 75726), (4207, 66312), (4298, 64908), (4808, 58023), (5409, 51576), (5526, 50484), (6447, 43272), (7212, 38682), (7368, 37863), (8289, 33656), (8414, 33156), (8596, 32454), (10818, 25788), (11052, 25242), (12621, 22104), (12894, 21636), (14424, 19341), (16227, 17192), (16578, 16828)]