201220812

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{4831}}^1$

素因数の和:4943

約数の個数: 72

約数和(自身を含む): 554037120

約数和(自身を除く): 352816308

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 89, 117, 156, 178, 234, 267, 356, 468, 534, 801, 1068, 1157, 1602, 2314, 3204, 3471, 4628, 4831, 6942, 9662, 10413, 13884, 14493, 19324, 20826, 28986, 41652, 43479, 57972, 62803, 86958, 125606, 173916, 188409, 251212, 376818, 429959, 565227, 753636, 859918, 1130454, 1289877, 1719836, 2260908, 2579754, 3869631, 5159508, 5589467, 7739262, 11178934, 15478524, 16768401, 22357868, 33536802, 50305203, 67073604, 100610406, 201220812]

約数ペア:

[(1, 201220812), (2, 100610406), (3, 67073604), (4, 50305203), (6, 33536802), (9, 22357868), (12, 16768401), (13, 15478524), (18, 11178934), (26, 7739262), (36, 5589467), (39, 5159508), (52, 3869631), (78, 2579754), (89, 2260908), (117, 1719836), (156, 1289877), (178, 1130454), (234, 859918), (267, 753636), (356, 565227), (468, 429959), (534, 376818), (801, 251212), (1068, 188409), (1157, 173916), (1602, 125606), (2314, 86958), (3204, 62803), (3471, 57972), (4628, 43479), (4831, 41652), (6942, 28986), (9662, 20826), (10413, 19324), (13884, 14493)]