202802640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{1721}}^1$

素因数の和:2228

約数の個数: 80

約数和(自身を含む): 630334656

約数和(自身を除く): 427532016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 491, 982, 1473, 1721, 1964, 2455, 2946, 3442, 3928, 4910, 5163, 5892, 6884, 7365, 7856, 8605, 9820, 10326, 11784, 13768, 14730, 17210, 19640, 20652, 23568, 25815, 27536, 29460, 34420, 39280, 41304, 51630, 58920, 68840, 82608, 103260, 117840, 137680, 206520, 413040, 845011, 1690022, 2535033, 3380044, 4225055, 5070066, 6760088, 8450110, 10140132, 12675165, 13520176, 16900220, 20280264, 25350330, 33800440, 40560528, 50700660, 67600880, 101401320, 202802640]

約数ペア:

[(1, 202802640), (2, 101401320), (3, 67600880), (4, 50700660), (5, 40560528), (6, 33800440), (8, 25350330), (10, 20280264), (12, 16900220), (15, 13520176), (16, 12675165), (20, 10140132), (24, 8450110), (30, 6760088), (40, 5070066), (48, 4225055), (60, 3380044), (80, 2535033), (120, 1690022), (240, 845011), (491, 413040), (982, 206520), (1473, 137680), (1721, 117840), (1964, 103260), (2455, 82608), (2946, 68840), (3442, 58920), (3928, 51630), (4910, 41304), (5163, 39280), (5892, 34420), (6884, 29460), (7365, 27536), (7856, 25815), (8605, 23568), (9820, 20652), (10326, 19640), (11784, 17210), (13768, 14730)]