161968680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{149971}}^1$

素因数の和:149991

約数の個数: 64

約数和(自身を含む): 539899200

約数和(自身を除く): 377930520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 149971, 299942, 449913, 599884, 749855, 899826, 1199768, 1349739, 1499710, 1799652, 2249565, 2699478, 2999420, 3599304, 4049217, 4499130, 5398956, 5998840, 6748695, 8098434, 8998260, 10797912, 13497390, 16196868, 17996520, 20246085, 26994780, 32393736, 40492170, 53989560, 80984340, 161968680]

約数ペア:

[(1, 161968680), (2, 80984340), (3, 53989560), (4, 40492170), (5, 32393736), (6, 26994780), (8, 20246085), (9, 17996520), (10, 16196868), (12, 13497390), (15, 10797912), (18, 8998260), (20, 8098434), (24, 6748695), (27, 5998840), (30, 5398956), (36, 4499130), (40, 4049217), (45, 3599304), (54, 2999420), (60, 2699478), (72, 2249565), (90, 1799652), (108, 1499710), (120, 1349739), (135, 1199768), (180, 899826), (216, 749855), (270, 599884), (360, 449913), (540, 299942), (1080, 149971)]