82204020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1777}}^1$

素因数の和:2049

約数の個数: 72

約数和(自身を含む): 250463304

約数和(自身を除く): 168259284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 1777, 2313, 2570, 3084, 3554, 3855, 4626, 5140, 5331, 7108, 7710, 8885, 9252, 10662, 11565, 15420, 15993, 17770, 21324, 23130, 26655, 31986, 35540, 46260, 53310, 63972, 79965, 106620, 159930, 319860, 456689, 913378, 1370067, 1826756, 2283445, 2740134, 4110201, 4566890, 5480268, 6850335, 8220402, 9133780, 13700670, 16440804, 20551005, 27401340, 41102010, 82204020]

約数ペア:

[(1, 82204020), (2, 41102010), (3, 27401340), (4, 20551005), (5, 16440804), (6, 13700670), (9, 9133780), (10, 8220402), (12, 6850335), (15, 5480268), (18, 4566890), (20, 4110201), (30, 2740134), (36, 2283445), (45, 1826756), (60, 1370067), (90, 913378), (180, 456689), (257, 319860), (514, 159930), (771, 106620), (1028, 79965), (1285, 63972), (1542, 53310), (1777, 46260), (2313, 35540), (2570, 31986), (3084, 26655), (3554, 23130), (3855, 21324), (4626, 17770), (5140, 15993), (5331, 15420), (7108, 11565), (7710, 10662), (8885, 9252)]