160589340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1987}}^1$

素因数の和:2451

約数の個数: 72

約数和(自身を含む): 488451600

約数和(自身を除く): 327862260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 449, 898, 1347, 1796, 1987, 2245, 2694, 3974, 4041, 4490, 5388, 5961, 6735, 7948, 8082, 8980, 9935, 11922, 13470, 16164, 17883, 19870, 20205, 23844, 26940, 29805, 35766, 39740, 40410, 59610, 71532, 80820, 89415, 119220, 178830, 357660, 892163, 1784326, 2676489, 3568652, 4460815, 5352978, 8029467, 8921630, 10705956, 13382445, 16058934, 17843260, 26764890, 32117868, 40147335, 53529780, 80294670, 160589340]

約数ペア:

[(1, 160589340), (2, 80294670), (3, 53529780), (4, 40147335), (5, 32117868), (6, 26764890), (9, 17843260), (10, 16058934), (12, 13382445), (15, 10705956), (18, 8921630), (20, 8029467), (30, 5352978), (36, 4460815), (45, 3568652), (60, 2676489), (90, 1784326), (180, 892163), (449, 357660), (898, 178830), (1347, 119220), (1796, 89415), (1987, 80820), (2245, 71532), (2694, 59610), (3974, 40410), (4041, 39740), (4490, 35766), (5388, 29805), (5961, 26940), (6735, 23844), (7948, 20205), (8082, 19870), (8980, 17883), (9935, 16164), (11922, 13470)]