640566660864

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{64159321}}^1$

素因数の和:64159353

約数の個数: 72

約数和(自身を含む): 1835983158352

約数和(自身を除く): 1195416497488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 9984, 64159321, 128318642, 192477963, 256637284, 384955926, 513274568, 769911852, 834071173, 1026549136, 1539823704, 1668142346, 2053098272, 2502213519, 3079647408, 3336284692, 4106196544, 5004427038, 6159294816, 6672569384, 8212393088, 10008854076, 12318589632, 13345138768, 16424786176, 20017708152, 24637179264, 26690277536, 40035416304, 49274358528, 53380555072, 80070832608, 106761110144, 160141665216, 213522220288, 320283330432, 640566660864]

約数ペア:

[(1, 640566660864), (2, 320283330432), (3, 213522220288), (4, 160141665216), (6, 106761110144), (8, 80070832608), (12, 53380555072), (13, 49274358528), (16, 40035416304), (24, 26690277536), (26, 24637179264), (32, 20017708152), (39, 16424786176), (48, 13345138768), (52, 12318589632), (64, 10008854076), (78, 8212393088), (96, 6672569384), (104, 6159294816), (128, 5004427038), (156, 4106196544), (192, 3336284692), (208, 3079647408), (256, 2502213519), (312, 2053098272), (384, 1668142346), (416, 1539823704), (624, 1026549136), (768, 834071173), (832, 769911852), (1248, 513274568), (1664, 384955926), (2496, 256637284), (3328, 192477963), (4992, 128318642), (9984, 64159321)]