145379220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{346141}}^1$

素因数の和:346160

約数の個数: 48

約数和(自身を含む): 465214848

約数和(自身を除く): 319835628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 346141, 692282, 1038423, 1384564, 1730705, 2076846, 2422987, 3461410, 4153692, 4845974, 5192115, 6922820, 7268961, 9691948, 10384230, 12114935, 14537922, 20768460, 24229870, 29075844, 36344805, 48459740, 72689610, 145379220]

約数ペア:

[(1, 145379220), (2, 72689610), (3, 48459740), (4, 36344805), (5, 29075844), (6, 24229870), (7, 20768460), (10, 14537922), (12, 12114935), (14, 10384230), (15, 9691948), (20, 7268961), (21, 6922820), (28, 5192115), (30, 4845974), (35, 4153692), (42, 3461410), (60, 2422987), (70, 2076846), (84, 1730705), (105, 1384564), (140, 1038423), (210, 692282), (420, 346141)]