138889620

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13537}}^1$

素因数の和:13574

約数の個数: 96

約数和(自身を含む): 454876800

約数和(自身を除く): 315987180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 13537, 27074, 40611, 54148, 67685, 81222, 121833, 135370, 162444, 203055, 243666, 257203, 270740, 365499, 406110, 487332, 514406, 609165, 730998, 771609, 812220, 1028812, 1218330, 1286015, 1461996, 1543218, 1827495, 2314827, 2436660, 2572030, 3086436, 3654990, 3858045, 4629654, 5144060, 6944481, 7309980, 7716090, 9259308, 11574135, 13888962, 15432180, 23148270, 27777924, 34722405, 46296540, 69444810, 138889620]

約数ペア:

[(1, 138889620), (2, 69444810), (3, 46296540), (4, 34722405), (5, 27777924), (6, 23148270), (9, 15432180), (10, 13888962), (12, 11574135), (15, 9259308), (18, 7716090), (19, 7309980), (20, 6944481), (27, 5144060), (30, 4629654), (36, 3858045), (38, 3654990), (45, 3086436), (54, 2572030), (57, 2436660), (60, 2314827), (76, 1827495), (90, 1543218), (95, 1461996), (108, 1286015), (114, 1218330), (135, 1028812), (171, 812220), (180, 771609), (190, 730998), (228, 609165), (270, 514406), (285, 487332), (342, 406110), (380, 365499), (513, 270740), (540, 257203), (570, 243666), (684, 203055), (855, 162444), (1026, 135370), (1140, 121833), (1710, 81222), (2052, 67685), (2565, 54148), (3420, 40611), (5130, 27074), (10260, 13537)]