1553702720

素因数分解:

$2^6\times 5^1\times {\mathrm{211}}^1\times {\mathrm{23011}}^1$

素因数の和:23239

約数の個数: 56

約数和(自身を含む): 3717450528

約数和(自身を除く): 2163747808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 211, 320, 422, 844, 1055, 1688, 2110, 3376, 4220, 6752, 8440, 13504, 16880, 23011, 33760, 46022, 67520, 92044, 115055, 184088, 230110, 368176, 460220, 736352, 920440, 1472704, 1840880, 3681760, 4855321, 7363520, 9710642, 19421284, 24276605, 38842568, 48553210, 77685136, 97106420, 155370272, 194212840, 310740544, 388425680, 776851360, 1553702720]

約数ペア:

[(1, 1553702720), (2, 776851360), (4, 388425680), (5, 310740544), (8, 194212840), (10, 155370272), (16, 97106420), (20, 77685136), (32, 48553210), (40, 38842568), (64, 24276605), (80, 19421284), (160, 9710642), (211, 7363520), (320, 4855321), (422, 3681760), (844, 1840880), (1055, 1472704), (1688, 920440), (2110, 736352), (3376, 460220), (4220, 368176), (6752, 230110), (8440, 184088), (13504, 115055), (16880, 92044), (23011, 67520), (33760, 46022)]