638492112

素因数分解:

$2^4\times 3^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{727}}^1$

素因数の和:870

約数の個数: 160

約数和(自身を含む): 1949875200

約数和(自身を除く): 1311383088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 107, 108, 114, 144, 152, 171, 214, 216, 228, 304, 321, 342, 428, 432, 456, 513, 642, 684, 727, 856, 912, 963, 1026, 1284, 1368, 1454, 1712, 1926, 2033, 2052, 2181, 2568, 2736, 2889, 2908, 3852, 4066, 4104, 4362, 5136, 5778, 5816, 6099, 6543, 7704, 8132, 8208, 8724, 11556, 11632, 12198, 13086, 13813, 15408, 16264, 17448, 18297, 19629, 23112, 24396, 26172, 27626, 32528, 34896, 36594, 39258, 41439, 46224, 48792, 52344, 54891, 55252, 73188, 77789, 78516, 82878, 97584, 104688, 109782, 110504, 124317, 146376, 155578, 157032, 165756, 219564, 221008, 233367, 248634, 292752, 311156, 314064, 331512, 372951, 439128, 466734, 497268, 622312, 663024, 700101, 745902, 878256, 933468, 994536, 1244624, 1400202, 1477991, 1491804, 1866936, 1989072, 2100303, 2800404, 2955982, 2983608, 3733872, 4200606, 4433973, 5600808, 5911964, 5967216, 8401212, 8867946, 11201616, 11823928, 13301919, 16802424, 17735892, 23647856, 26603838, 33604848, 35471784, 39905757, 53207676, 70943568, 79811514, 106415352, 159623028, 212830704, 319246056, 638492112]

約数ペア:

[(1, 638492112), (2, 319246056), (3, 212830704), (4, 159623028), (6, 106415352), (8, 79811514), (9, 70943568), (12, 53207676), (16, 39905757), (18, 35471784), (19, 33604848), (24, 26603838), (27, 23647856), (36, 17735892), (38, 16802424), (48, 13301919), (54, 11823928), (57, 11201616), (72, 8867946), (76, 8401212), (107, 5967216), (108, 5911964), (114, 5600808), (144, 4433973), (152, 4200606), (171, 3733872), (214, 2983608), (216, 2955982), (228, 2800404), (304, 2100303), (321, 1989072), (342, 1866936), (428, 1491804), (432, 1477991), (456, 1400202), (513, 1244624), (642, 994536), (684, 933468), (727, 878256), (856, 745902), (912, 700101), (963, 663024), (1026, 622312), (1284, 497268), (1368, 466734), (1454, 439128), (1712, 372951), (1926, 331512), (2033, 314064), (2052, 311156), (2181, 292752), (2568, 248634), (2736, 233367), (2889, 221008), (2908, 219564), (3852, 165756), (4066, 157032), (4104, 155578), (4362, 146376), (5136, 124317), (5778, 110504), (5816, 109782), (6099, 104688), (6543, 97584), (7704, 82878), (8132, 78516), (8208, 77789), (8724, 73188), (11556, 55252), (11632, 54891), (12198, 52344), (13086, 48792), (13813, 46224), (15408, 41439), (16264, 39258), (17448, 36594), (18297, 34896), (19629, 32528), (23112, 27626), (24396, 26172)]