84342420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{3371}}^1$

素因数の和:3525

約数の個数: 72

約数和(自身を含む): 257755680

約数和(自身を除く): 173413260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 3371, 4170, 5004, 6255, 6742, 8340, 10113, 12510, 13484, 16855, 20226, 25020, 30339, 33710, 40452, 50565, 60678, 67420, 101130, 121356, 151695, 202260, 303390, 468569, 606780, 937138, 1405707, 1874276, 2342845, 2811414, 4217121, 4685690, 5622828, 7028535, 8434242, 9371380, 14057070, 16868484, 21085605, 28114140, 42171210, 84342420]

約数ペア:

[(1, 84342420), (2, 42171210), (3, 28114140), (4, 21085605), (5, 16868484), (6, 14057070), (9, 9371380), (10, 8434242), (12, 7028535), (15, 5622828), (18, 4685690), (20, 4217121), (30, 2811414), (36, 2342845), (45, 1874276), (60, 1405707), (90, 937138), (139, 606780), (180, 468569), (278, 303390), (417, 202260), (556, 151695), (695, 121356), (834, 101130), (1251, 67420), (1390, 60678), (1668, 50565), (2085, 40452), (2502, 33710), (2780, 30339), (3371, 25020), (4170, 20226), (5004, 16855), (6255, 13484), (6742, 12510), (8340, 10113)]