209204240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2237}}^1$

素因数の和:2424

約数の個数: 80

約数和(自身を含む): 559464192

約数和(自身を除く): 350259952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 2237, 2338, 2672, 3340, 4474, 4676, 5845, 6680, 8948, 9352, 11185, 11690, 13360, 15659, 17896, 18704, 22370, 23380, 31318, 35792, 44740, 46760, 62636, 78295, 89480, 93520, 125272, 156590, 178960, 250544, 313180, 373579, 626360, 747158, 1252720, 1494316, 1867895, 2615053, 2988632, 3735790, 5230106, 5977264, 7471580, 10460212, 13075265, 14943160, 20920424, 26150530, 29886320, 41840848, 52301060, 104602120, 209204240]

約数ペア:

[(1, 209204240), (2, 104602120), (4, 52301060), (5, 41840848), (7, 29886320), (8, 26150530), (10, 20920424), (14, 14943160), (16, 13075265), (20, 10460212), (28, 7471580), (35, 5977264), (40, 5230106), (56, 3735790), (70, 2988632), (80, 2615053), (112, 1867895), (140, 1494316), (167, 1252720), (280, 747158), (334, 626360), (560, 373579), (668, 313180), (835, 250544), (1169, 178960), (1336, 156590), (1670, 125272), (2237, 93520), (2338, 89480), (2672, 78295), (3340, 62636), (4474, 46760), (4676, 44740), (5845, 35792), (6680, 31318), (8948, 23380), (9352, 22370), (11185, 18704), (11690, 17896), (13360, 15659)]