78784920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{72949}}^1$

素因数の和:72969

約数の個数: 64

約数和(自身を含む): 262620000

約数和(自身を除く): 183835080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 72949, 145898, 218847, 291796, 364745, 437694, 583592, 656541, 729490, 875388, 1094235, 1313082, 1458980, 1750776, 1969623, 2188470, 2626164, 2917960, 3282705, 3939246, 4376940, 5252328, 6565410, 7878492, 8753880, 9848115, 13130820, 15756984, 19696230, 26261640, 39392460, 78784920]

約数ペア:

[(1, 78784920), (2, 39392460), (3, 26261640), (4, 19696230), (5, 15756984), (6, 13130820), (8, 9848115), (9, 8753880), (10, 7878492), (12, 6565410), (15, 5252328), (18, 4376940), (20, 3939246), (24, 3282705), (27, 2917960), (30, 2626164), (36, 2188470), (40, 1969623), (45, 1750776), (54, 1458980), (60, 1313082), (72, 1094235), (90, 875388), (108, 729490), (120, 656541), (135, 583592), (180, 437694), (216, 364745), (270, 291796), (360, 218847), (540, 145898), (1080, 72949)]