178839180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5879}}^1$

素因数の和:5920

約数の個数: 108

約数和(自身を含む): 587517840

約数和(自身を除く): 408678660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 169, 180, 195, 234, 260, 338, 390, 468, 507, 585, 676, 780, 845, 1014, 1170, 1521, 1690, 2028, 2340, 2535, 3042, 3380, 5070, 5879, 6084, 7605, 10140, 11758, 15210, 17637, 23516, 29395, 30420, 35274, 52911, 58790, 70548, 76427, 88185, 105822, 117580, 152854, 176370, 211644, 229281, 264555, 305708, 352740, 382135, 458562, 529110, 687843, 764270, 917124, 993551, 1058220, 1146405, 1375686, 1528540, 1987102, 2292810, 2751372, 2980653, 3439215, 3974204, 4585620, 4967755, 5961306, 6878430, 8941959, 9935510, 11922612, 13756860, 14903265, 17883918, 19871020, 29806530, 35767836, 44709795, 59613060, 89419590, 178839180]

約数ペア:

[(1, 178839180), (2, 89419590), (3, 59613060), (4, 44709795), (5, 35767836), (6, 29806530), (9, 19871020), (10, 17883918), (12, 14903265), (13, 13756860), (15, 11922612), (18, 9935510), (20, 8941959), (26, 6878430), (30, 5961306), (36, 4967755), (39, 4585620), (45, 3974204), (52, 3439215), (60, 2980653), (65, 2751372), (78, 2292810), (90, 1987102), (117, 1528540), (130, 1375686), (156, 1146405), (169, 1058220), (180, 993551), (195, 917124), (234, 764270), (260, 687843), (338, 529110), (390, 458562), (468, 382135), (507, 352740), (585, 305708), (676, 264555), (780, 229281), (845, 211644), (1014, 176370), (1170, 152854), (1521, 117580), (1690, 105822), (2028, 88185), (2340, 76427), (2535, 70548), (3042, 58790), (3380, 52911), (5070, 35274), (5879, 30420), (6084, 29395), (7605, 23516), (10140, 17637), (11758, 15210)]