159830640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{221987}}^1$

素因数の和:222006

約数の個数: 60

約数和(自身を含む): 536766984

約数和(自身を除く): 376936344

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, 221987, 443974, 665961, 887948, 1109935, 1331922, 1775896, 1997883, 2219870, 2663844, 3329805, 3551792, 3995766, 4439740, 5327688, 6659610, 7991532, 8879480, 9989415, 10655376, 13319220, 15983064, 17758960, 19978830, 26638440, 31966128, 39957660, 53276880, 79915320, 159830640]

約数ペア:

[(1, 159830640), (2, 79915320), (3, 53276880), (4, 39957660), (5, 31966128), (6, 26638440), (8, 19978830), (9, 17758960), (10, 15983064), (12, 13319220), (15, 10655376), (16, 9989415), (18, 8879480), (20, 7991532), (24, 6659610), (30, 5327688), (36, 4439740), (40, 3995766), (45, 3551792), (48, 3329805), (60, 2663844), (72, 2219870), (80, 1997883), (90, 1775896), (120, 1331922), (144, 1109935), (180, 887948), (240, 665961), (360, 443974), (720, 221987)]