216014720

素因数分解:

$2^7\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1951}}^1$

素因数の和:2143

約数の個数: 64

約数和(自身を含む): 519661440

約数和(自身を除く): 303646720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 173, 320, 346, 640, 692, 865, 1384, 1730, 1951, 2768, 3460, 3902, 5536, 6920, 7804, 9755, 11072, 13840, 15608, 19510, 22144, 27680, 31216, 39020, 55360, 62432, 78040, 110720, 124864, 156080, 249728, 312160, 337523, 624320, 675046, 1248640, 1350092, 1687615, 2700184, 3375230, 5400368, 6750460, 10800736, 13500920, 21601472, 27001840, 43202944, 54003680, 108007360, 216014720]

約数ペア:

[(1, 216014720), (2, 108007360), (4, 54003680), (5, 43202944), (8, 27001840), (10, 21601472), (16, 13500920), (20, 10800736), (32, 6750460), (40, 5400368), (64, 3375230), (80, 2700184), (128, 1687615), (160, 1350092), (173, 1248640), (320, 675046), (346, 624320), (640, 337523), (692, 312160), (865, 249728), (1384, 156080), (1730, 124864), (1951, 110720), (2768, 78040), (3460, 62432), (3902, 55360), (5536, 39020), (6920, 31216), (7804, 27680), (9755, 22144), (11072, 19510), (13840, 15608)]