128124828

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1649

約数の個数: 120

約数和(自身を含む): 379930320

約数和(自身を除く): 251805492

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 81, 108, 114, 117, 156, 162, 171, 228, 234, 247, 324, 342, 351, 468, 494, 513, 684, 702, 741, 988, 1026, 1053, 1404, 1482, 1539, 1601, 2052, 2106, 2223, 2964, 3078, 3202, 4212, 4446, 4803, 6156, 6404, 6669, 8892, 9606, 13338, 14409, 19212, 20007, 20813, 26676, 28818, 30419, 40014, 41626, 43227, 57636, 60838, 62439, 80028, 83252, 86454, 91257, 121676, 124878, 129681, 172908, 182514, 187317, 249756, 259362, 273771, 365028, 374634, 395447, 518724, 547542, 561951, 749268, 790894, 821313, 1095084, 1123902, 1186341, 1581788, 1642626, 1685853, 2247804, 2372682, 2463939, 3285252, 3371706, 3559023, 4745364, 4927878, 6743412, 7118046, 9855756, 10677069, 14236092, 21354138, 32031207, 42708276, 64062414, 128124828]

約数ペア:

[(1, 128124828), (2, 64062414), (3, 42708276), (4, 32031207), (6, 21354138), (9, 14236092), (12, 10677069), (13, 9855756), (18, 7118046), (19, 6743412), (26, 4927878), (27, 4745364), (36, 3559023), (38, 3371706), (39, 3285252), (52, 2463939), (54, 2372682), (57, 2247804), (76, 1685853), (78, 1642626), (81, 1581788), (108, 1186341), (114, 1123902), (117, 1095084), (156, 821313), (162, 790894), (171, 749268), (228, 561951), (234, 547542), (247, 518724), (324, 395447), (342, 374634), (351, 365028), (468, 273771), (494, 259362), (513, 249756), (684, 187317), (702, 182514), (741, 172908), (988, 129681), (1026, 124878), (1053, 121676), (1404, 91257), (1482, 86454), (1539, 83252), (1601, 80028), (2052, 62439), (2106, 60838), (2223, 57636), (2964, 43227), (3078, 41626), (3202, 40014), (4212, 30419), (4446, 28818), (4803, 26676), (6156, 20813), (6404, 20007), (6669, 19212), (8892, 14409), (9606, 13338)]