81969984

素因数分解:

$2^6\times 3^2\times {\mathrm{101}}^1\times {\mathrm{1409}}^1$

素因数の和:1528

約数の個数: 84

約数和(自身を含む): 237446820

約数和(自身を除く): 155476836

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 101, 144, 192, 202, 288, 303, 404, 576, 606, 808, 909, 1212, 1409, 1616, 1818, 2424, 2818, 3232, 3636, 4227, 4848, 5636, 6464, 7272, 8454, 9696, 11272, 12681, 14544, 16908, 19392, 22544, 25362, 29088, 33816, 45088, 50724, 58176, 67632, 90176, 101448, 135264, 142309, 202896, 270528, 284618, 405792, 426927, 569236, 811584, 853854, 1138472, 1280781, 1707708, 2276944, 2561562, 3415416, 4553888, 5123124, 6830832, 9107776, 10246248, 13661664, 20492496, 27323328, 40984992, 81969984]

約数ペア:

[(1, 81969984), (2, 40984992), (3, 27323328), (4, 20492496), (6, 13661664), (8, 10246248), (9, 9107776), (12, 6830832), (16, 5123124), (18, 4553888), (24, 3415416), (32, 2561562), (36, 2276944), (48, 1707708), (64, 1280781), (72, 1138472), (96, 853854), (101, 811584), (144, 569236), (192, 426927), (202, 405792), (288, 284618), (303, 270528), (404, 202896), (576, 142309), (606, 135264), (808, 101448), (909, 90176), (1212, 67632), (1409, 58176), (1616, 50724), (1818, 45088), (2424, 33816), (2818, 29088), (3232, 25362), (3636, 22544), (4227, 19392), (4848, 16908), (5636, 14544), (6464, 12681), (7272, 11272), (8454, 9696)]