189746640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{263537}}^1$

素因数の和:263556

約数の個数: 60

約数和(自身を含む): 637234884

約数和(自身を除く): 447488244

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 263537, 527074, 790611, 1054148, 1317685, 1581222, 2108296, 2371833, 2635370, 3162444, 3953055, 4216592, 4743666, 5270740, 6324888, 7906110, 9487332, 10541480, 11859165, 12649776, 15812220, 18974664, 21082960, 23718330, 31624440, 37949328, 47436660, 63248880, 94873320, 189746640]

約数ペア:

[(1, 189746640), (2, 94873320), (3, 63248880), (4, 47436660), (5, 37949328), (6, 31624440), (8, 23718330), (9, 21082960), (10, 18974664), (12, 15812220), (15, 12649776), (16, 11859165), (18, 10541480), (20, 9487332), (24, 7906110), (30, 6324888), (36, 5270740), (40, 4743666), (45, 4216592), (48, 3953055), (60, 3162444), (72, 2635370), (80, 2371833), (90, 2108296), (120, 1581222), (144, 1317685), (180, 1054148), (240, 790611), (360, 527074), (720, 263537)]