20161893480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1\times {\mathrm{7481}}^1$

素因数の和:8139

約数の個数: 128

約数和(自身を含む): 62231086080

約数和(自身を除く): 42069192600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 607, 740, 888, 1110, 1214, 1480, 1821, 2220, 2428, 3035, 3642, 4440, 4856, 6070, 7284, 7481, 9105, 12140, 14568, 14962, 18210, 22443, 22459, 24280, 29924, 36420, 37405, 44886, 44918, 59848, 67377, 72840, 74810, 89772, 89836, 112215, 112295, 134754, 149620, 179544, 179672, 224430, 224590, 269508, 276797, 299240, 336885, 448860, 449180, 539016, 553594, 673770, 830391, 897720, 898360, 1107188, 1347540, 1383985, 1660782, 2214376, 2695080, 2767970, 3321564, 4151955, 4540967, 5535940, 6643128, 8303910, 9081934, 11071880, 13622901, 16607820, 18163868, 22704835, 27245802, 33215640, 36327736, 45409670, 54491604, 68114505, 90819340, 108983208, 136229010, 168015779, 181638680, 272458020, 336031558, 504047337, 544916040, 672063116, 840078895, 1008094674, 1344126232, 1680157790, 2016189348, 2520236685, 3360315580, 4032378696, 5040473370, 6720631160, 10080946740, 20161893480]

約数ペア:

[(1, 20161893480), (2, 10080946740), (3, 6720631160), (4, 5040473370), (5, 4032378696), (6, 3360315580), (8, 2520236685), (10, 2016189348), (12, 1680157790), (15, 1344126232), (20, 1008094674), (24, 840078895), (30, 672063116), (37, 544916040), (40, 504047337), (60, 336031558), (74, 272458020), (111, 181638680), (120, 168015779), (148, 136229010), (185, 108983208), (222, 90819340), (296, 68114505), (370, 54491604), (444, 45409670), (555, 36327736), (607, 33215640), (740, 27245802), (888, 22704835), (1110, 18163868), (1214, 16607820), (1480, 13622901), (1821, 11071880), (2220, 9081934), (2428, 8303910), (3035, 6643128), (3642, 5535940), (4440, 4540967), (4856, 4151955), (6070, 3321564), (7284, 2767970), (7481, 2695080), (9105, 2214376), (12140, 1660782), (14568, 1383985), (14962, 1347540), (18210, 1107188), (22443, 898360), (22459, 897720), (24280, 830391), (29924, 673770), (36420, 553594), (37405, 539016), (44886, 449180), (44918, 448860), (59848, 336885), (67377, 299240), (72840, 276797), (74810, 269508), (89772, 224590), (89836, 224430), (112215, 179672), (112295, 179544), (134754, 149620)]