128311968

素因数分解:

$2^5\times 3^1\times {\mathrm{67}}^1\times {\mathrm{19949}}^1$

素因数の和:20029

約数の個数: 48

約数和(自身を含む): 341863200

約数和(自身を除く): 213551232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 67, 96, 134, 201, 268, 402, 536, 804, 1072, 1608, 2144, 3216, 6432, 19949, 39898, 59847, 79796, 119694, 159592, 239388, 319184, 478776, 638368, 957552, 1336583, 1915104, 2673166, 4009749, 5346332, 8019498, 10692664, 16038996, 21385328, 32077992, 42770656, 64155984, 128311968]

約数ペア:

[(1, 128311968), (2, 64155984), (3, 42770656), (4, 32077992), (6, 21385328), (8, 16038996), (12, 10692664), (16, 8019498), (24, 5346332), (32, 4009749), (48, 2673166), (67, 1915104), (96, 1336583), (134, 957552), (201, 638368), (268, 478776), (402, 319184), (536, 239388), (804, 159592), (1072, 119694), (1608, 79796), (2144, 59847), (3216, 39898), (6432, 19949)]