205973640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{787}}^1$

素因数の和:1531

約数の個数: 96

約数和(自身を含む): 671186880

約数和(自身を除く): 465213240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 727, 787, 1454, 1574, 2181, 2361, 2908, 3148, 3635, 3935, 4362, 4722, 5816, 6296, 6543, 7083, 7270, 7870, 8724, 9444, 10905, 11805, 13086, 14166, 14540, 15740, 17448, 18888, 21810, 23610, 26172, 28332, 29080, 31480, 32715, 35415, 43620, 47220, 52344, 56664, 65430, 70830, 87240, 94440, 130860, 141660, 261720, 283320, 572149, 1144298, 1716447, 2288596, 2860745, 3432894, 4577192, 5149341, 5721490, 6865788, 8582235, 10298682, 11442980, 13731576, 17164470, 20597364, 22885960, 25746705, 34328940, 41194728, 51493410, 68657880, 102986820, 205973640]

約数ペア:

[(1, 205973640), (2, 102986820), (3, 68657880), (4, 51493410), (5, 41194728), (6, 34328940), (8, 25746705), (9, 22885960), (10, 20597364), (12, 17164470), (15, 13731576), (18, 11442980), (20, 10298682), (24, 8582235), (30, 6865788), (36, 5721490), (40, 5149341), (45, 4577192), (60, 3432894), (72, 2860745), (90, 2288596), (120, 1716447), (180, 1144298), (360, 572149), (727, 283320), (787, 261720), (1454, 141660), (1574, 130860), (2181, 94440), (2361, 87240), (2908, 70830), (3148, 65430), (3635, 56664), (3935, 52344), (4362, 47220), (4722, 43620), (5816, 35415), (6296, 32715), (6543, 31480), (7083, 29080), (7270, 28332), (7870, 26172), (8724, 23610), (9444, 21810), (10905, 18888), (11805, 17448), (13086, 15740), (14166, 14540)]