128738784

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{239}}^1$

素因数の和:464

約数の個数: 96

約数和(自身を含む): 352235520

約数和(自身を除く): 223496736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 93, 96, 124, 181, 186, 239, 248, 362, 372, 478, 496, 543, 717, 724, 744, 956, 992, 1086, 1434, 1448, 1488, 1912, 2172, 2868, 2896, 2976, 3824, 4344, 5611, 5736, 5792, 7409, 7648, 8688, 11222, 11472, 14818, 16833, 17376, 22227, 22444, 22944, 29636, 33666, 43259, 44454, 44888, 59272, 67332, 86518, 88908, 89776, 118544, 129777, 134664, 173036, 177816, 179552, 237088, 259554, 269328, 346072, 355632, 519108, 538656, 692144, 711264, 1038216, 1341029, 1384288, 2076432, 2682058, 4023087, 4152864, 5364116, 8046174, 10728232, 16092348, 21456464, 32184696, 42912928, 64369392, 128738784]

約数ペア:

[(1, 128738784), (2, 64369392), (3, 42912928), (4, 32184696), (6, 21456464), (8, 16092348), (12, 10728232), (16, 8046174), (24, 5364116), (31, 4152864), (32, 4023087), (48, 2682058), (62, 2076432), (93, 1384288), (96, 1341029), (124, 1038216), (181, 711264), (186, 692144), (239, 538656), (248, 519108), (362, 355632), (372, 346072), (478, 269328), (496, 259554), (543, 237088), (717, 179552), (724, 177816), (744, 173036), (956, 134664), (992, 129777), (1086, 118544), (1434, 89776), (1448, 88908), (1488, 86518), (1912, 67332), (2172, 59272), (2868, 44888), (2896, 44454), (2976, 43259), (3824, 33666), (4344, 29636), (5611, 22944), (5736, 22444), (5792, 22227), (7409, 17376), (7648, 16833), (8688, 14818), (11222, 11472)]