2780936496

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{495181}}^1$

素因数の和:495211

約数の個数: 80

約数和(自身を含む): 8596359520

約数和(自身を除く): 5815423024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 495181, 990362, 1485543, 1980724, 2971086, 3961448, 4456629, 5942172, 6437353, 7922896, 8913258, 11884344, 12874706, 13369887, 17826516, 19312059, 23768688, 25749412, 26739774, 35653032, 38624118, 51498824, 53479548, 57936177, 71306064, 77248236, 102997648, 106959096, 115872354, 154496472, 173808531, 213918192, 231744708, 308992944, 347617062, 463489416, 695234124, 926978832, 1390468248, 2780936496]

約数ペア:

[(1, 2780936496), (2, 1390468248), (3, 926978832), (4, 695234124), (6, 463489416), (8, 347617062), (9, 308992944), (12, 231744708), (13, 213918192), (16, 173808531), (18, 154496472), (24, 115872354), (26, 106959096), (27, 102997648), (36, 77248236), (39, 71306064), (48, 57936177), (52, 53479548), (54, 51498824), (72, 38624118), (78, 35653032), (104, 26739774), (108, 25749412), (117, 23768688), (144, 19312059), (156, 17826516), (208, 13369887), (216, 12874706), (234, 11884344), (312, 8913258), (351, 7922896), (432, 6437353), (468, 5942172), (624, 4456629), (702, 3961448), (936, 2971086), (1404, 1980724), (1872, 1485543), (2808, 990362), (5616, 495181)]