249871128

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{691}}^1$

素因数の和:793

約数の個数: 128

約数和(自身を含む): 720787200

約数和(自身を除く): 470916072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 52, 57, 61, 76, 78, 104, 114, 122, 152, 156, 183, 228, 244, 247, 312, 366, 456, 488, 494, 691, 732, 741, 793, 988, 1159, 1382, 1464, 1482, 1586, 1976, 2073, 2318, 2379, 2764, 2964, 3172, 3477, 4146, 4636, 4758, 5528, 5928, 6344, 6954, 8292, 8983, 9272, 9516, 13129, 13908, 15067, 16584, 17966, 19032, 26258, 26949, 27816, 30134, 35932, 39387, 42151, 45201, 52516, 53898, 60268, 71864, 78774, 84302, 90402, 105032, 107796, 120536, 126453, 157548, 168604, 170677, 180804, 215592, 252906, 315096, 337208, 341354, 361608, 505812, 512031, 547963, 682708, 800869, 1011624, 1024062, 1095926, 1365416, 1601738, 1643889, 2048124, 2191852, 2402607, 3203476, 3287778, 4096248, 4383704, 4805214, 6406952, 6575556, 9610428, 10411297, 13151112, 19220856, 20822594, 31233891, 41645188, 62467782, 83290376, 124935564, 249871128]

約数ペア:

[(1, 249871128), (2, 124935564), (3, 83290376), (4, 62467782), (6, 41645188), (8, 31233891), (12, 20822594), (13, 19220856), (19, 13151112), (24, 10411297), (26, 9610428), (38, 6575556), (39, 6406952), (52, 4805214), (57, 4383704), (61, 4096248), (76, 3287778), (78, 3203476), (104, 2402607), (114, 2191852), (122, 2048124), (152, 1643889), (156, 1601738), (183, 1365416), (228, 1095926), (244, 1024062), (247, 1011624), (312, 800869), (366, 682708), (456, 547963), (488, 512031), (494, 505812), (691, 361608), (732, 341354), (741, 337208), (793, 315096), (988, 252906), (1159, 215592), (1382, 180804), (1464, 170677), (1482, 168604), (1586, 157548), (1976, 126453), (2073, 120536), (2318, 107796), (2379, 105032), (2764, 90402), (2964, 84302), (3172, 78774), (3477, 71864), (4146, 60268), (4636, 53898), (4758, 52516), (5528, 45201), (5928, 42151), (6344, 39387), (6954, 35932), (8292, 30134), (8983, 27816), (9272, 26949), (9516, 26258), (13129, 19032), (13908, 17966), (15067, 16584)]