1228391280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{58831}}^1$

素因数の和:58879

約数の個数: 120

約数和(自身を含む): 4267673280

約数和(自身を除く): 3039282000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 435, 464, 522, 580, 696, 720, 870, 1044, 1160, 1305, 1392, 1740, 2088, 2320, 2610, 3480, 4176, 5220, 6960, 10440, 20880, 58831, 117662, 176493, 235324, 294155, 352986, 470648, 529479, 588310, 705972, 882465, 941296, 1058958, 1176620, 1411944, 1706099, 1764930, 2117916, 2353240, 2647395, 2823888, 3412198, 3529860, 4235832, 4706480, 5118297, 5294790, 6824396, 7059720, 8471664, 8530495, 10236594, 10589580, 13648792, 14119440, 15354891, 17060990, 20473188, 21179160, 25591485, 27297584, 30709782, 34121980, 40946376, 42358320, 51182970, 61419564, 68243960, 76774455, 81892752, 102365940, 122839128, 136487920, 153548910, 204731880, 245678256, 307097820, 409463760, 614195640, 1228391280]

約数ペア:

[(1, 1228391280), (2, 614195640), (3, 409463760), (4, 307097820), (5, 245678256), (6, 204731880), (8, 153548910), (9, 136487920), (10, 122839128), (12, 102365940), (15, 81892752), (16, 76774455), (18, 68243960), (20, 61419564), (24, 51182970), (29, 42358320), (30, 40946376), (36, 34121980), (40, 30709782), (45, 27297584), (48, 25591485), (58, 21179160), (60, 20473188), (72, 17060990), (80, 15354891), (87, 14119440), (90, 13648792), (116, 10589580), (120, 10236594), (144, 8530495), (145, 8471664), (174, 7059720), (180, 6824396), (232, 5294790), (240, 5118297), (261, 4706480), (290, 4235832), (348, 3529860), (360, 3412198), (435, 2823888), (464, 2647395), (522, 2353240), (580, 2117916), (696, 1764930), (720, 1706099), (870, 1411944), (1044, 1176620), (1160, 1058958), (1305, 941296), (1392, 882465), (1740, 705972), (2088, 588310), (2320, 529479), (2610, 470648), (3480, 352986), (4176, 294155), (5220, 235324), (6960, 176493), (10440, 117662), (20880, 58831)]