121790560

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^2\times {\mathrm{151}}^1$

素因数の和:308

約数の個数: 72

約数和(自身を含む): 293772528

約数和(自身を除く): 171981968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 151, 160, 284, 302, 355, 568, 604, 710, 755, 1136, 1208, 1420, 1510, 2272, 2416, 2840, 3020, 4832, 5041, 5680, 6040, 10082, 10721, 11360, 12080, 20164, 21442, 24160, 25205, 40328, 42884, 50410, 53605, 80656, 85768, 100820, 107210, 161312, 171536, 201640, 214420, 343072, 403280, 428840, 761191, 806560, 857680, 1522382, 1715360, 3044764, 3805955, 6089528, 7611910, 12179056, 15223820, 24358112, 30447640, 60895280, 121790560]

約数ペア:

[(1, 121790560), (2, 60895280), (4, 30447640), (5, 24358112), (8, 15223820), (10, 12179056), (16, 7611910), (20, 6089528), (32, 3805955), (40, 3044764), (71, 1715360), (80, 1522382), (142, 857680), (151, 806560), (160, 761191), (284, 428840), (302, 403280), (355, 343072), (568, 214420), (604, 201640), (710, 171536), (755, 161312), (1136, 107210), (1208, 100820), (1420, 85768), (1510, 80656), (2272, 53605), (2416, 50410), (2840, 42884), (3020, 40328), (4832, 25205), (5041, 24160), (5680, 21442), (6040, 20164), (10082, 12080), (10721, 11360)]