2090505240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12329}}^1$

素因数の和:12506

約数の個数: 128

約数和(自身を含む): 7013304000

約数和(自身を除く): 4922798760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 157, 180, 216, 270, 314, 360, 471, 540, 628, 785, 942, 1080, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4239, 4710, 5652, 6280, 7065, 8478, 9420, 11304, 12329, 14130, 16956, 18840, 21195, 24658, 28260, 33912, 36987, 42390, 49316, 56520, 61645, 73974, 84780, 98632, 110961, 123290, 147948, 169560, 184935, 221922, 246580, 295896, 332883, 369870, 443844, 493160, 554805, 665766, 739740, 887688, 1109610, 1331532, 1479480, 1664415, 1935653, 2219220, 2663064, 3328830, 3871306, 4438440, 5806959, 6657660, 7742612, 9678265, 11613918, 13315320, 15485224, 17420877, 19356530, 23227836, 29034795, 34841754, 38713060, 46455672, 52262631, 58069590, 69683508, 77426120, 87104385, 104525262, 116139180, 139367016, 174208770, 209050524, 232278360, 261313155, 348417540, 418101048, 522626310, 696835080, 1045252620, 2090505240]

約数ペア:

[(1, 2090505240), (2, 1045252620), (3, 696835080), (4, 522626310), (5, 418101048), (6, 348417540), (8, 261313155), (9, 232278360), (10, 209050524), (12, 174208770), (15, 139367016), (18, 116139180), (20, 104525262), (24, 87104385), (27, 77426120), (30, 69683508), (36, 58069590), (40, 52262631), (45, 46455672), (54, 38713060), (60, 34841754), (72, 29034795), (90, 23227836), (108, 19356530), (120, 17420877), (135, 15485224), (157, 13315320), (180, 11613918), (216, 9678265), (270, 7742612), (314, 6657660), (360, 5806959), (471, 4438440), (540, 3871306), (628, 3328830), (785, 2663064), (942, 2219220), (1080, 1935653), (1256, 1664415), (1413, 1479480), (1570, 1331532), (1884, 1109610), (2355, 887688), (2826, 739740), (3140, 665766), (3768, 554805), (4239, 493160), (4710, 443844), (5652, 369870), (6280, 332883), (7065, 295896), (8478, 246580), (9420, 221922), (11304, 184935), (12329, 169560), (14130, 147948), (16956, 123290), (18840, 110961), (21195, 98632), (24658, 84780), (28260, 73974), (33912, 61645), (36987, 56520), (42390, 49316)]