201481890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2543}}^1$

素因数の和:2711

約数の個数: 64

約数和(自身を含む): 512870400

約数和(自身を除く): 311388510

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 139, 190, 278, 285, 417, 570, 695, 834, 1390, 2085, 2543, 2641, 4170, 5086, 5282, 7629, 7923, 12715, 13205, 15258, 15846, 25430, 26410, 38145, 39615, 48317, 76290, 79230, 96634, 144951, 241585, 289902, 353477, 483170, 706954, 724755, 1060431, 1449510, 1767385, 2120862, 3534770, 5302155, 6716063, 10604310, 13432126, 20148189, 33580315, 40296378, 67160630, 100740945, 201481890]

約数ペア:

[(1, 201481890), (2, 100740945), (3, 67160630), (5, 40296378), (6, 33580315), (10, 20148189), (15, 13432126), (19, 10604310), (30, 6716063), (38, 5302155), (57, 3534770), (95, 2120862), (114, 1767385), (139, 1449510), (190, 1060431), (278, 724755), (285, 706954), (417, 483170), (570, 353477), (695, 289902), (834, 241585), (1390, 144951), (2085, 96634), (2543, 79230), (2641, 76290), (4170, 48317), (5086, 39615), (5282, 38145), (7629, 26410), (7923, 25430), (12715, 15846), (13205, 15258)]