392488020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{21589}}^1$

素因数の和:21705

約数の個数: 72

約数和(自身を含む): 1202390280

約数和(自身を除く): 809902260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 18180, 21589, 43178, 64767, 86356, 107945, 129534, 194301, 215890, 259068, 323835, 388602, 431780, 647670, 777204, 971505, 1295340, 1943010, 2180489, 3886020, 4360978, 6541467, 8721956, 10902445, 13082934, 19624401, 21804890, 26165868, 32707335, 39248802, 43609780, 65414670, 78497604, 98122005, 130829340, 196244010, 392488020]

約数ペア:

[(1, 392488020), (2, 196244010), (3, 130829340), (4, 98122005), (5, 78497604), (6, 65414670), (9, 43609780), (10, 39248802), (12, 32707335), (15, 26165868), (18, 21804890), (20, 19624401), (30, 13082934), (36, 10902445), (45, 8721956), (60, 6541467), (90, 4360978), (101, 3886020), (180, 2180489), (202, 1943010), (303, 1295340), (404, 971505), (505, 777204), (606, 647670), (909, 431780), (1010, 388602), (1212, 323835), (1515, 259068), (1818, 215890), (2020, 194301), (3030, 129534), (3636, 107945), (4545, 86356), (6060, 64767), (9090, 43178), (18180, 21589)]