1420899660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{272203}}^1$

素因数の和:272247

約数の個数: 72

約数和(自身を含む): 4458701520

約数和(自身を除く): 3037801860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 272203, 544406, 816609, 1088812, 1361015, 1633218, 2449827, 2722030, 3266436, 4083045, 4899654, 5444060, 7893887, 8166090, 9799308, 12249135, 15787774, 16332180, 23681661, 24498270, 31575548, 39469435, 47363322, 48996540, 71044983, 78938870, 94726644, 118408305, 142089966, 157877740, 236816610, 284179932, 355224915, 473633220, 710449830, 1420899660]

約数ペア:

[(1, 1420899660), (2, 710449830), (3, 473633220), (4, 355224915), (5, 284179932), (6, 236816610), (9, 157877740), (10, 142089966), (12, 118408305), (15, 94726644), (18, 78938870), (20, 71044983), (29, 48996540), (30, 47363322), (36, 39469435), (45, 31575548), (58, 24498270), (60, 23681661), (87, 16332180), (90, 15787774), (116, 12249135), (145, 9799308), (174, 8166090), (180, 7893887), (261, 5444060), (290, 4899654), (348, 4083045), (435, 3266436), (522, 2722030), (580, 2449827), (870, 1633218), (1044, 1361015), (1305, 1088812), (1740, 816609), (2610, 544406), (5220, 272203)]