438597840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2851}}^1$

素因数の和:3508

約数の個数: 80

約数和(自身を含む): 1362252096

約数和(自身を除く): 923654256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 641, 1282, 1923, 2564, 2851, 3205, 3846, 5128, 5702, 6410, 7692, 8553, 9615, 10256, 11404, 12820, 14255, 15384, 17106, 19230, 22808, 25640, 28510, 30768, 34212, 38460, 42765, 45616, 51280, 57020, 68424, 76920, 85530, 114040, 136848, 153840, 171060, 228080, 342120, 684240, 1827491, 3654982, 5482473, 7309964, 9137455, 10964946, 14619928, 18274910, 21929892, 27412365, 29239856, 36549820, 43859784, 54824730, 73099640, 87719568, 109649460, 146199280, 219298920, 438597840]

約数ペア:

[(1, 438597840), (2, 219298920), (3, 146199280), (4, 109649460), (5, 87719568), (6, 73099640), (8, 54824730), (10, 43859784), (12, 36549820), (15, 29239856), (16, 27412365), (20, 21929892), (24, 18274910), (30, 14619928), (40, 10964946), (48, 9137455), (60, 7309964), (80, 5482473), (120, 3654982), (240, 1827491), (641, 684240), (1282, 342120), (1923, 228080), (2564, 171060), (2851, 153840), (3205, 136848), (3846, 114040), (5128, 85530), (5702, 76920), (6410, 68424), (7692, 57020), (8553, 51280), (9615, 45616), (10256, 42765), (11404, 38460), (12820, 34212), (14255, 30768), (15384, 28510), (17106, 25640), (19230, 22808)]