279403668

素因数分解:

$2^2\times 3^4\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:355

約数の個数: 120

約数和(自身を含む): 757041824

約数和(自身を除く): 477638156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 67, 81, 108, 122, 134, 162, 183, 201, 211, 244, 268, 324, 366, 402, 422, 549, 603, 633, 732, 804, 844, 1098, 1206, 1266, 1647, 1809, 1899, 2196, 2412, 2532, 3294, 3618, 3798, 4087, 4941, 5427, 5697, 6588, 7236, 7596, 8174, 9882, 10854, 11394, 12261, 12871, 14137, 16348, 17091, 19764, 21708, 22788, 24522, 25742, 28274, 34182, 36783, 38613, 42411, 49044, 51484, 56548, 68364, 73566, 77226, 84822, 110349, 115839, 127233, 147132, 154452, 169644, 220698, 231678, 254466, 331047, 347517, 381699, 441396, 463356, 508932, 662094, 695034, 763398, 862357, 1042551, 1145097, 1324188, 1390068, 1526796, 1724714, 2085102, 2290194, 2587071, 3449428, 4170204, 4580388, 5174142, 7761213, 10348284, 15522426, 23283639, 31044852, 46567278, 69850917, 93134556, 139701834, 279403668]

約数ペア:

[(1, 279403668), (2, 139701834), (3, 93134556), (4, 69850917), (6, 46567278), (9, 31044852), (12, 23283639), (18, 15522426), (27, 10348284), (36, 7761213), (54, 5174142), (61, 4580388), (67, 4170204), (81, 3449428), (108, 2587071), (122, 2290194), (134, 2085102), (162, 1724714), (183, 1526796), (201, 1390068), (211, 1324188), (244, 1145097), (268, 1042551), (324, 862357), (366, 763398), (402, 695034), (422, 662094), (549, 508932), (603, 463356), (633, 441396), (732, 381699), (804, 347517), (844, 331047), (1098, 254466), (1206, 231678), (1266, 220698), (1647, 169644), (1809, 154452), (1899, 147132), (2196, 127233), (2412, 115839), (2532, 110349), (3294, 84822), (3618, 77226), (3798, 73566), (4087, 68364), (4941, 56548), (5427, 51484), (5697, 49044), (6588, 42411), (7236, 38613), (7596, 36783), (8174, 34182), (9882, 28274), (10854, 25742), (11394, 24522), (12261, 22788), (12871, 21708), (14137, 19764), (16348, 17091)]