405430896

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20959}}^1$

素因数の和:21014

約数の個数: 80

約数和(自身を含む): 1164369920

約数和(自身を除く): 758939024

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 39, 48, 52, 62, 78, 93, 104, 124, 156, 186, 208, 248, 312, 372, 403, 496, 624, 744, 806, 1209, 1488, 1612, 2418, 3224, 4836, 6448, 9672, 19344, 20959, 41918, 62877, 83836, 125754, 167672, 251508, 272467, 335344, 503016, 544934, 649729, 817401, 1006032, 1089868, 1299458, 1634802, 1949187, 2179736, 2598916, 3269604, 3898374, 4359472, 5197832, 6539208, 7796748, 8446477, 10395664, 13078416, 15593496, 16892954, 25339431, 31186992, 33785908, 50678862, 67571816, 101357724, 135143632, 202715448, 405430896]

約数ペア:

[(1, 405430896), (2, 202715448), (3, 135143632), (4, 101357724), (6, 67571816), (8, 50678862), (12, 33785908), (13, 31186992), (16, 25339431), (24, 16892954), (26, 15593496), (31, 13078416), (39, 10395664), (48, 8446477), (52, 7796748), (62, 6539208), (78, 5197832), (93, 4359472), (104, 3898374), (124, 3269604), (156, 2598916), (186, 2179736), (208, 1949187), (248, 1634802), (312, 1299458), (372, 1089868), (403, 1006032), (496, 817401), (624, 649729), (744, 544934), (806, 503016), (1209, 335344), (1488, 272467), (1612, 251508), (2418, 167672), (3224, 125754), (4836, 83836), (6448, 62877), (9672, 41918), (19344, 20959)]