155463660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{78517}}^1$

素因数の和:78543

約数の個数: 72

約数和(自身を含む): 514449936

約数和(自身を除く): 358986276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 78517, 157034, 235551, 314068, 392585, 471102, 706653, 785170, 863687, 942204, 1177755, 1413306, 1570340, 1727374, 2355510, 2591061, 2826612, 3454748, 3533265, 4318435, 4711020, 5182122, 7066530, 7773183, 8636870, 10364244, 12955305, 14133060, 15546366, 17273740, 25910610, 31092732, 38865915, 51821220, 77731830, 155463660]

約数ペア:

[(1, 155463660), (2, 77731830), (3, 51821220), (4, 38865915), (5, 31092732), (6, 25910610), (9, 17273740), (10, 15546366), (11, 14133060), (12, 12955305), (15, 10364244), (18, 8636870), (20, 7773183), (22, 7066530), (30, 5182122), (33, 4711020), (36, 4318435), (44, 3533265), (45, 3454748), (55, 2826612), (60, 2591061), (66, 2355510), (90, 1727374), (99, 1570340), (110, 1413306), (132, 1177755), (165, 942204), (180, 863687), (198, 785170), (220, 706653), (330, 471102), (396, 392585), (495, 314068), (660, 235551), (990, 157034), (1980, 78517)]