65651220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{641}}^1$

素因数の和:1225

約数の個数: 72

約数和(自身を含む): 199803240

約数和(自身を除く): 134152020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 569, 641, 1138, 1282, 1707, 1923, 2276, 2564, 2845, 3205, 3414, 3846, 5121, 5690, 5769, 6410, 6828, 7692, 8535, 9615, 10242, 11380, 11538, 12820, 17070, 19230, 20484, 23076, 25605, 28845, 34140, 38460, 51210, 57690, 102420, 115380, 364729, 729458, 1094187, 1458916, 1823645, 2188374, 3282561, 3647290, 4376748, 5470935, 6565122, 7294580, 10941870, 13130244, 16412805, 21883740, 32825610, 65651220]

約数ペア:

[(1, 65651220), (2, 32825610), (3, 21883740), (4, 16412805), (5, 13130244), (6, 10941870), (9, 7294580), (10, 6565122), (12, 5470935), (15, 4376748), (18, 3647290), (20, 3282561), (30, 2188374), (36, 1823645), (45, 1458916), (60, 1094187), (90, 729458), (180, 364729), (569, 115380), (641, 102420), (1138, 57690), (1282, 51210), (1707, 38460), (1923, 34140), (2276, 28845), (2564, 25605), (2845, 23076), (3205, 20484), (3414, 19230), (3846, 17070), (5121, 12820), (5690, 11538), (5769, 11380), (6410, 10242), (6828, 9615), (7692, 8535)]