245848140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{13523}}^1$

素因数の和:13639

約数の個数: 72

約数和(自身を含む): 753178608

約数和(自身を除く): 507330468

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, 13523, 18180, 27046, 40569, 54092, 67615, 81138, 121707, 135230, 162276, 202845, 243414, 270460, 405690, 486828, 608535, 811380, 1217070, 1365823, 2434140, 2731646, 4097469, 5463292, 6829115, 8194938, 12292407, 13658230, 16389876, 20487345, 24584814, 27316460, 40974690, 49169628, 61462035, 81949380, 122924070, 245848140]

約数ペア:

[(1, 245848140), (2, 122924070), (3, 81949380), (4, 61462035), (5, 49169628), (6, 40974690), (9, 27316460), (10, 24584814), (12, 20487345), (15, 16389876), (18, 13658230), (20, 12292407), (30, 8194938), (36, 6829115), (45, 5463292), (60, 4097469), (90, 2731646), (101, 2434140), (180, 1365823), (202, 1217070), (303, 811380), (404, 608535), (505, 486828), (606, 405690), (909, 270460), (1010, 243414), (1212, 202845), (1515, 162276), (1818, 135230), (2020, 121707), (3030, 81138), (3636, 67615), (4545, 54092), (6060, 40569), (9090, 27046), (13523, 18180)]