6864640

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 17071488

約数和(自身を除く): 10206848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 173, 248, 256, 310, 320, 346, 496, 620, 640, 692, 865, 992, 1240, 1280, 1384, 1730, 1984, 2480, 2768, 3460, 3968, 4960, 5363, 5536, 6920, 7936, 9920, 10726, 11072, 13840, 19840, 21452, 22144, 26815, 27680, 39680, 42904, 44288, 53630, 55360, 85808, 107260, 110720, 171616, 214520, 221440, 343232, 429040, 686464, 858080, 1372928, 1716160, 3432320, 6864640]

約数ペア:

[(1, 6864640), (2, 3432320), (4, 1716160), (5, 1372928), (8, 858080), (10, 686464), (16, 429040), (20, 343232), (31, 221440), (32, 214520), (40, 171616), (62, 110720), (64, 107260), (80, 85808), (124, 55360), (128, 53630), (155, 44288), (160, 42904), (173, 39680), (248, 27680), (256, 26815), (310, 22144), (320, 21452), (346, 19840), (496, 13840), (620, 11072), (640, 10726), (692, 9920), (865, 7936), (992, 6920), (1240, 5536), (1280, 5363), (1384, 4960), (1730, 3968), (1984, 3460), (2480, 2768)]