257498112

素因数分解:

$2^{10}\times 3^1\times {\mathrm{109}}^1\times {\mathrm{769}}^1$

素因数の和:901

約数の個数: 88

約数和(自身を含む): 693523600

約数和(自身を除く): 436025488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 109, 128, 192, 218, 256, 327, 384, 436, 512, 654, 768, 769, 872, 1024, 1308, 1536, 1538, 1744, 2307, 2616, 3072, 3076, 3488, 4614, 5232, 6152, 6976, 9228, 10464, 12304, 13952, 18456, 20928, 24608, 27904, 36912, 41856, 49216, 55808, 73824, 83712, 83821, 98432, 111616, 147648, 167424, 167642, 196864, 251463, 295296, 334848, 335284, 393728, 502926, 590592, 670568, 787456, 1005852, 1181184, 1341136, 2011704, 2362368, 2682272, 4023408, 5364544, 8046816, 10729088, 16093632, 21458176, 32187264, 42916352, 64374528, 85832704, 128749056, 257498112]

約数ペア:

[(1, 257498112), (2, 128749056), (3, 85832704), (4, 64374528), (6, 42916352), (8, 32187264), (12, 21458176), (16, 16093632), (24, 10729088), (32, 8046816), (48, 5364544), (64, 4023408), (96, 2682272), (109, 2362368), (128, 2011704), (192, 1341136), (218, 1181184), (256, 1005852), (327, 787456), (384, 670568), (436, 590592), (512, 502926), (654, 393728), (768, 335284), (769, 334848), (872, 295296), (1024, 251463), (1308, 196864), (1536, 167642), (1538, 167424), (1744, 147648), (2307, 111616), (2616, 98432), (3072, 83821), (3076, 83712), (3488, 73824), (4614, 55808), (5232, 49216), (6152, 41856), (6976, 36912), (9228, 27904), (10464, 24608), (12304, 20928), (13952, 18456)]