128391696

素因数分解:

$2^4\times 3^3\times {\mathrm{439}}^1\times {\mathrm{677}}^1$

素因数の和:1133

約数の個数: 80

約数和(自身を含む): 369916800

約数和(自身を除く): 241525104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 439, 677, 878, 1317, 1354, 1756, 2031, 2634, 2708, 3512, 3951, 4062, 5268, 5416, 6093, 7024, 7902, 8124, 10536, 10832, 11853, 12186, 15804, 16248, 18279, 21072, 23706, 24372, 31608, 32496, 36558, 47412, 48744, 63216, 73116, 94824, 97488, 146232, 189648, 292464, 297203, 594406, 891609, 1188812, 1783218, 2377624, 2674827, 3566436, 4755248, 5349654, 7132872, 8024481, 10699308, 14265744, 16048962, 21398616, 32097924, 42797232, 64195848, 128391696]

約数ペア:

[(1, 128391696), (2, 64195848), (3, 42797232), (4, 32097924), (6, 21398616), (8, 16048962), (9, 14265744), (12, 10699308), (16, 8024481), (18, 7132872), (24, 5349654), (27, 4755248), (36, 3566436), (48, 2674827), (54, 2377624), (72, 1783218), (108, 1188812), (144, 891609), (216, 594406), (432, 297203), (439, 292464), (677, 189648), (878, 146232), (1317, 97488), (1354, 94824), (1756, 73116), (2031, 63216), (2634, 48744), (2708, 47412), (3512, 36558), (3951, 32496), (4062, 31608), (5268, 24372), (5416, 23706), (6093, 21072), (7024, 18279), (7902, 16248), (8124, 15804), (10536, 12186), (10832, 11853)]