1539478320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{278891}}^1$

素因数の和:278930

約数の個数: 80

約数和(自身を含む): 4979895552

約数和(自身を除く): 3440417232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 278891, 557782, 836673, 1115564, 1394455, 1673346, 2231128, 2788910, 3346692, 4183365, 4462256, 5577820, 6414493, 6693384, 8366730, 11155640, 12828986, 13386768, 16733460, 19243479, 22311280, 25657972, 32072465, 33466920, 38486958, 51315944, 64144930, 66933840, 76973916, 96217395, 102631888, 128289860, 153947832, 192434790, 256579720, 307895664, 384869580, 513159440, 769739160, 1539478320]

約数ペア:

[(1, 1539478320), (2, 769739160), (3, 513159440), (4, 384869580), (5, 307895664), (6, 256579720), (8, 192434790), (10, 153947832), (12, 128289860), (15, 102631888), (16, 96217395), (20, 76973916), (23, 66933840), (24, 64144930), (30, 51315944), (40, 38486958), (46, 33466920), (48, 32072465), (60, 25657972), (69, 22311280), (80, 19243479), (92, 16733460), (115, 13386768), (120, 12828986), (138, 11155640), (184, 8366730), (230, 6693384), (240, 6414493), (276, 5577820), (345, 4462256), (368, 4183365), (460, 3346692), (552, 2788910), (690, 2231128), (920, 1673346), (1104, 1394455), (1380, 1115564), (1840, 836673), (2760, 557782), (5520, 278891)]