201990513078

素因数分解:

$2^1\times 3^4\times {\mathrm{307}}^1\times {\mathrm{659}}^1\times {\mathrm{6163}}^1$

素因数の和:7143

約数の個数: 80

約数和(自身を含む): 454845504960

約数和(自身を除く): 252854991882

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 307, 614, 659, 921, 1318, 1842, 1977, 2763, 3954, 5526, 5931, 6163, 8289, 11862, 12326, 16578, 17793, 18489, 24867, 35586, 36978, 49734, 53379, 55467, 106758, 110934, 166401, 202313, 332802, 404626, 499203, 606939, 998406, 1213878, 1820817, 1892041, 3641634, 3784082, 4061417, 5462451, 5676123, 8122834, 10924902, 11352246, 12184251, 16387353, 17028369, 24368502, 32774706, 34056738, 36552753, 51085107, 73105506, 102170214, 109658259, 153255321, 219316518, 306510642, 328974777, 657949554, 1246855019, 2493710038, 3740565057, 7481130114, 11221695171, 22443390342, 33665085513, 67330171026, 100995256539, 201990513078]

約数ペア:

[(1, 201990513078), (2, 100995256539), (3, 67330171026), (6, 33665085513), (9, 22443390342), (18, 11221695171), (27, 7481130114), (54, 3740565057), (81, 2493710038), (162, 1246855019), (307, 657949554), (614, 328974777), (659, 306510642), (921, 219316518), (1318, 153255321), (1842, 109658259), (1977, 102170214), (2763, 73105506), (3954, 51085107), (5526, 36552753), (5931, 34056738), (6163, 32774706), (8289, 24368502), (11862, 17028369), (12326, 16387353), (16578, 12184251), (17793, 11352246), (18489, 10924902), (24867, 8122834), (35586, 5676123), (36978, 5462451), (49734, 4061417), (53379, 3784082), (55467, 3641634), (106758, 1892041), (110934, 1820817), (166401, 1213878), (202313, 998406), (332802, 606939), (404626, 499203)]