80149860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{63611}}^1$

素因数の和:63633

約数の個数: 72

約数和(自身を含む): 277857216

約数和(自身を除く): 197707356

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 63611, 127222, 190833, 254444, 318055, 381666, 445277, 572499, 636110, 763332, 890554, 954165, 1144998, 1272220, 1335831, 1781108, 1908330, 2226385, 2289996, 2671662, 2862495, 3816660, 4007493, 4452770, 5343324, 5724990, 6679155, 8014986, 8905540, 11449980, 13358310, 16029972, 20037465, 26716620, 40074930, 80149860]

約数ペア:

[(1, 80149860), (2, 40074930), (3, 26716620), (4, 20037465), (5, 16029972), (6, 13358310), (7, 11449980), (9, 8905540), (10, 8014986), (12, 6679155), (14, 5724990), (15, 5343324), (18, 4452770), (20, 4007493), (21, 3816660), (28, 2862495), (30, 2671662), (35, 2289996), (36, 2226385), (42, 1908330), (45, 1781108), (60, 1335831), (63, 1272220), (70, 1144998), (84, 954165), (90, 890554), (105, 763332), (126, 636110), (140, 572499), (180, 445277), (210, 381666), (252, 318055), (315, 254444), (420, 190833), (630, 127222), (1260, 63611)]