81881010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17839}}^1$

素因数の和:17872

約数の個数: 64

約数和(自身を含む): 231206400

約数和(自身を除く): 149325390

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 765, 918, 1530, 2295, 4590, 17839, 35678, 53517, 89195, 107034, 160551, 178390, 267585, 303263, 321102, 481653, 535170, 606526, 802755, 909789, 963306, 1516315, 1605510, 1819578, 2408265, 2729367, 3032630, 4548945, 4816530, 5458734, 8188101, 9097890, 13646835, 16376202, 27293670, 40940505, 81881010]

約数ペア:

[(1, 81881010), (2, 40940505), (3, 27293670), (5, 16376202), (6, 13646835), (9, 9097890), (10, 8188101), (15, 5458734), (17, 4816530), (18, 4548945), (27, 3032630), (30, 2729367), (34, 2408265), (45, 1819578), (51, 1605510), (54, 1516315), (85, 963306), (90, 909789), (102, 802755), (135, 606526), (153, 535170), (170, 481653), (255, 321102), (270, 303263), (306, 267585), (459, 178390), (510, 160551), (765, 107034), (918, 89195), (1530, 53517), (2295, 35678), (4590, 17839)]