128762784

素因数分解:

$2^5\times 3^5\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:625

約数の個数: 144

約数和(自身を含む): 393513120

約数和(自身を除く): 264750336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 29, 32, 36, 48, 54, 58, 72, 81, 87, 96, 108, 116, 144, 162, 174, 216, 232, 243, 261, 288, 324, 348, 432, 464, 486, 522, 571, 648, 696, 783, 864, 928, 972, 1044, 1142, 1296, 1392, 1566, 1713, 1944, 2088, 2284, 2349, 2592, 2784, 3132, 3426, 3888, 4176, 4568, 4698, 5139, 6264, 6852, 7047, 7776, 8352, 9136, 9396, 10278, 12528, 13704, 14094, 15417, 16559, 18272, 18792, 20556, 25056, 27408, 28188, 30834, 33118, 37584, 41112, 46251, 49677, 54816, 56376, 61668, 66236, 75168, 82224, 92502, 99354, 112752, 123336, 132472, 138753, 149031, 164448, 185004, 198708, 225504, 246672, 264944, 277506, 298062, 370008, 397416, 447093, 493344, 529888, 555012, 596124, 740016, 794832, 894186, 1110024, 1192248, 1341279, 1480032, 1589664, 1788372, 2220048, 2384496, 2682558, 3576744, 4023837, 4440096, 4768992, 5365116, 7153488, 8047674, 10730232, 14306976, 16095348, 21460464, 32190696, 42920928, 64381392, 128762784]

約数ペア:

[(1, 128762784), (2, 64381392), (3, 42920928), (4, 32190696), (6, 21460464), (8, 16095348), (9, 14306976), (12, 10730232), (16, 8047674), (18, 7153488), (24, 5365116), (27, 4768992), (29, 4440096), (32, 4023837), (36, 3576744), (48, 2682558), (54, 2384496), (58, 2220048), (72, 1788372), (81, 1589664), (87, 1480032), (96, 1341279), (108, 1192248), (116, 1110024), (144, 894186), (162, 794832), (174, 740016), (216, 596124), (232, 555012), (243, 529888), (261, 493344), (288, 447093), (324, 397416), (348, 370008), (432, 298062), (464, 277506), (486, 264944), (522, 246672), (571, 225504), (648, 198708), (696, 185004), (783, 164448), (864, 149031), (928, 138753), (972, 132472), (1044, 123336), (1142, 112752), (1296, 99354), (1392, 92502), (1566, 82224), (1713, 75168), (1944, 66236), (2088, 61668), (2284, 56376), (2349, 54816), (2592, 49677), (2784, 46251), (3132, 41112), (3426, 37584), (3888, 33118), (4176, 30834), (4568, 28188), (4698, 27408), (5139, 25056), (6264, 20556), (6852, 18792), (7047, 18272), (7776, 16559), (8352, 15417), (9136, 14094), (9396, 13704), (10278, 12528)]