72311220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12959}}^1$

素因数の和:13005

約数の個数: 72

約数和(自身を含む): 226437120

約数和(自身を除く): 154125900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 12959, 25918, 38877, 51836, 64795, 77754, 116631, 129590, 155508, 194385, 233262, 259180, 388770, 401729, 466524, 583155, 777540, 803458, 1166310, 1205187, 1606916, 2008645, 2332620, 2410374, 3615561, 4017290, 4820748, 6025935, 7231122, 8034580, 12051870, 14462244, 18077805, 24103740, 36155610, 72311220]

約数ペア:

[(1, 72311220), (2, 36155610), (3, 24103740), (4, 18077805), (5, 14462244), (6, 12051870), (9, 8034580), (10, 7231122), (12, 6025935), (15, 4820748), (18, 4017290), (20, 3615561), (30, 2410374), (31, 2332620), (36, 2008645), (45, 1606916), (60, 1205187), (62, 1166310), (90, 803458), (93, 777540), (124, 583155), (155, 466524), (180, 401729), (186, 388770), (279, 259180), (310, 233262), (372, 194385), (465, 155508), (558, 129590), (620, 116631), (930, 77754), (1116, 64795), (1395, 51836), (1860, 38877), (2790, 25918), (5580, 12959)]