161509080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{5237}}^1$

素因数の和:5508

約数の個数: 64

約数和(自身を含む): 486505440

約数和(自身を除く): 324996360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2570, 3084, 3855, 5140, 5237, 6168, 7710, 10280, 10474, 15420, 15711, 20948, 26185, 30840, 31422, 41896, 52370, 62844, 78555, 104740, 125688, 157110, 209480, 314220, 628440, 1345909, 2691818, 4037727, 5383636, 6729545, 8075454, 10767272, 13459090, 16150908, 20188635, 26918180, 32301816, 40377270, 53836360, 80754540, 161509080]

約数ペア:

[(1, 161509080), (2, 80754540), (3, 53836360), (4, 40377270), (5, 32301816), (6, 26918180), (8, 20188635), (10, 16150908), (12, 13459090), (15, 10767272), (20, 8075454), (24, 6729545), (30, 5383636), (40, 4037727), (60, 2691818), (120, 1345909), (257, 628440), (514, 314220), (771, 209480), (1028, 157110), (1285, 125688), (1542, 104740), (2056, 78555), (2570, 62844), (3084, 52370), (3855, 41896), (5140, 31422), (5237, 30840), (6168, 26185), (7710, 20948), (10280, 15711), (10474, 15420)]