138345060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{329393}}^1$

素因数の和:329412

約数の個数: 48

約数和(自身を含む): 442705536

約数和(自身を除く): 304360476

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, 329393, 658786, 988179, 1317572, 1646965, 1976358, 2305751, 3293930, 3952716, 4611502, 4940895, 6587860, 6917253, 9223004, 9881790, 11528755, 13834506, 19763580, 23057510, 27669012, 34586265, 46115020, 69172530, 138345060]

約数ペア:

[(1, 138345060), (2, 69172530), (3, 46115020), (4, 34586265), (5, 27669012), (6, 23057510), (7, 19763580), (10, 13834506), (12, 11528755), (14, 9881790), (15, 9223004), (20, 6917253), (21, 6587860), (28, 4940895), (30, 4611502), (35, 3952716), (42, 3293930), (60, 2305751), (70, 1976358), (84, 1646965), (105, 1317572), (140, 988179), (210, 658786), (420, 329393)]