128401392

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20113}}^1$

素因数の和:20150

約数の個数: 80

約数和(自身を含む): 399061760

約数和(自身を除く): 270660368

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 133, 152, 168, 228, 266, 304, 336, 399, 456, 532, 798, 912, 1064, 1596, 2128, 3192, 6384, 20113, 40226, 60339, 80452, 120678, 140791, 160904, 241356, 281582, 321808, 382147, 422373, 482712, 563164, 764294, 844746, 965424, 1126328, 1146441, 1528588, 1689492, 2252656, 2292882, 2675029, 3057176, 3378984, 4585764, 5350058, 6114352, 6757968, 8025087, 9171528, 10700116, 16050174, 18343056, 21400232, 32100348, 42800464, 64200696, 128401392]

約数ペア:

[(1, 128401392), (2, 64200696), (3, 42800464), (4, 32100348), (6, 21400232), (7, 18343056), (8, 16050174), (12, 10700116), (14, 9171528), (16, 8025087), (19, 6757968), (21, 6114352), (24, 5350058), (28, 4585764), (38, 3378984), (42, 3057176), (48, 2675029), (56, 2292882), (57, 2252656), (76, 1689492), (84, 1528588), (112, 1146441), (114, 1126328), (133, 965424), (152, 844746), (168, 764294), (228, 563164), (266, 482712), (304, 422373), (336, 382147), (399, 321808), (456, 281582), (532, 241356), (798, 160904), (912, 140791), (1064, 120678), (1596, 80452), (2128, 60339), (3192, 40226), (6384, 20113)]