1680578240

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3041}}^1$

素因数の和:3226

約数の個数: 112

約数和(自身を含む): 4394935584

約数和(自身を除く): 2714357344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 157, 160, 176, 220, 314, 320, 352, 440, 628, 704, 785, 880, 1256, 1570, 1727, 1760, 2512, 3041, 3140, 3454, 3520, 5024, 6082, 6280, 6908, 8635, 10048, 12164, 12560, 13816, 15205, 17270, 24328, 25120, 27632, 30410, 33451, 34540, 48656, 50240, 55264, 60820, 66902, 69080, 97312, 110528, 121640, 133804, 138160, 167255, 194624, 243280, 267608, 276320, 334510, 477437, 486560, 535216, 552640, 669020, 954874, 973120, 1070432, 1338040, 1909748, 2140864, 2387185, 2676080, 3819496, 4774370, 5251807, 5352160, 7638992, 9548740, 10503614, 10704320, 15277984, 19097480, 21007228, 26259035, 30555968, 38194960, 42014456, 52518070, 76389920, 84028912, 105036140, 152779840, 168057824, 210072280, 336115648, 420144560, 840289120, 1680578240]

約数ペア:

[(1, 1680578240), (2, 840289120), (4, 420144560), (5, 336115648), (8, 210072280), (10, 168057824), (11, 152779840), (16, 105036140), (20, 84028912), (22, 76389920), (32, 52518070), (40, 42014456), (44, 38194960), (55, 30555968), (64, 26259035), (80, 21007228), (88, 19097480), (110, 15277984), (157, 10704320), (160, 10503614), (176, 9548740), (220, 7638992), (314, 5352160), (320, 5251807), (352, 4774370), (440, 3819496), (628, 2676080), (704, 2387185), (785, 2140864), (880, 1909748), (1256, 1338040), (1570, 1070432), (1727, 973120), (1760, 954874), (2512, 669020), (3041, 552640), (3140, 535216), (3454, 486560), (3520, 477437), (5024, 334510), (6082, 276320), (6280, 267608), (6908, 243280), (8635, 194624), (10048, 167255), (12164, 138160), (12560, 133804), (13816, 121640), (15205, 110528), (17270, 97312), (24328, 69080), (25120, 66902), (27632, 60820), (30410, 55264), (33451, 50240), (34540, 48656)]