289455840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{201011}}^1$

素因数の和:201032

約数の個数: 72

約数和(自身を含む): 987772968

約数和(自身を除く): 698317128

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 201011, 402022, 603033, 804044, 1005055, 1206066, 1608088, 1809099, 2010110, 2412132, 3015165, 3216176, 3618198, 4020220, 4824264, 6030330, 6432352, 7236396, 8040440, 9045495, 9648528, 12060660, 14472792, 16080880, 18090990, 19297056, 24121320, 28945584, 32161760, 36181980, 48242640, 57891168, 72363960, 96485280, 144727920, 289455840]

約数ペア:

[(1, 289455840), (2, 144727920), (3, 96485280), (4, 72363960), (5, 57891168), (6, 48242640), (8, 36181980), (9, 32161760), (10, 28945584), (12, 24121320), (15, 19297056), (16, 18090990), (18, 16080880), (20, 14472792), (24, 12060660), (30, 9648528), (32, 9045495), (36, 8040440), (40, 7236396), (45, 6432352), (48, 6030330), (60, 4824264), (72, 4020220), (80, 3618198), (90, 3216176), (96, 3015165), (120, 2412132), (144, 2010110), (160, 1809099), (180, 1608088), (240, 1206066), (288, 1005055), (360, 804044), (480, 603033), (720, 402022), (1440, 201011)]