128901456

素因数分解:

$2^4\times 3^4\times {\mathrm{79}}^1\times {\mathrm{1259}}^1$

素因数の和:1358

約数の個数: 100

約数和(自身を含む): 378100800

約数和(自身を除く): 249199344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 79, 81, 108, 144, 158, 162, 216, 237, 316, 324, 432, 474, 632, 648, 711, 948, 1259, 1264, 1296, 1422, 1896, 2133, 2518, 2844, 3777, 3792, 4266, 5036, 5688, 6399, 7554, 8532, 10072, 11331, 11376, 12798, 15108, 17064, 20144, 22662, 25596, 30216, 33993, 34128, 45324, 51192, 60432, 67986, 90648, 99461, 101979, 102384, 135972, 181296, 198922, 203958, 271944, 298383, 397844, 407916, 543888, 596766, 795688, 815832, 895149, 1193532, 1591376, 1631664, 1790298, 2387064, 2685447, 3580596, 4774128, 5370894, 7161192, 8056341, 10741788, 14322384, 16112682, 21483576, 32225364, 42967152, 64450728, 128901456]

約数ペア:

[(1, 128901456), (2, 64450728), (3, 42967152), (4, 32225364), (6, 21483576), (8, 16112682), (9, 14322384), (12, 10741788), (16, 8056341), (18, 7161192), (24, 5370894), (27, 4774128), (36, 3580596), (48, 2685447), (54, 2387064), (72, 1790298), (79, 1631664), (81, 1591376), (108, 1193532), (144, 895149), (158, 815832), (162, 795688), (216, 596766), (237, 543888), (316, 407916), (324, 397844), (432, 298383), (474, 271944), (632, 203958), (648, 198922), (711, 181296), (948, 135972), (1259, 102384), (1264, 101979), (1296, 99461), (1422, 90648), (1896, 67986), (2133, 60432), (2518, 51192), (2844, 45324), (3777, 34128), (3792, 33993), (4266, 30216), (5036, 25596), (5688, 22662), (6399, 20144), (7554, 17064), (8532, 15108), (10072, 12798), (11331, 11376)]