647796420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{1199623}}^1$

素因数の和:1199641

約数の個数: 48

約数和(自身を含む): 2015368320

約数和(自身を除く): 1367571900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 1199623, 2399246, 3598869, 4798492, 5998115, 7197738, 10796607, 11996230, 14395476, 17994345, 21593214, 23992460, 32389821, 35988690, 43186428, 53983035, 64779642, 71977380, 107966070, 129559284, 161949105, 215932140, 323898210, 647796420]

約数ペア:

[(1, 647796420), (2, 323898210), (3, 215932140), (4, 161949105), (5, 129559284), (6, 107966070), (9, 71977380), (10, 64779642), (12, 53983035), (15, 43186428), (18, 35988690), (20, 32389821), (27, 23992460), (30, 21593214), (36, 17994345), (45, 14395476), (54, 11996230), (60, 10796607), (90, 7197738), (108, 5998115), (135, 4798492), (180, 3598869), (270, 2399246), (540, 1199623)]