20772775440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{112261}}^1$

素因数の和:112537

約数の個数: 120

約数和(自身を含む): 70033975128

約数和(自身を除く): 49261199688

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 257, 360, 514, 720, 771, 1028, 1285, 1542, 2056, 2313, 2570, 3084, 3855, 4112, 4626, 5140, 6168, 7710, 9252, 10280, 11565, 12336, 15420, 18504, 20560, 23130, 30840, 37008, 46260, 61680, 92520, 112261, 185040, 224522, 336783, 449044, 561305, 673566, 898088, 1010349, 1122610, 1347132, 1683915, 1796176, 2020698, 2245220, 2694264, 3367830, 4041396, 4490440, 5051745, 5388528, 6735660, 8082792, 8980880, 10103490, 13471320, 16165584, 20206980, 26942640, 28851077, 40413960, 57702154, 80827920, 86553231, 115404308, 144255385, 173106462, 230808616, 259659693, 288510770, 346212924, 432766155, 461617232, 519319386, 577021540, 692425848, 865532310, 1038638772, 1154043080, 1298298465, 1384851696, 1731064620, 2077277544, 2308086160, 2596596930, 3462129240, 4154555088, 5193193860, 6924258480, 10386387720, 20772775440]

約数ペア:

[(1, 20772775440), (2, 10386387720), (3, 6924258480), (4, 5193193860), (5, 4154555088), (6, 3462129240), (8, 2596596930), (9, 2308086160), (10, 2077277544), (12, 1731064620), (15, 1384851696), (16, 1298298465), (18, 1154043080), (20, 1038638772), (24, 865532310), (30, 692425848), (36, 577021540), (40, 519319386), (45, 461617232), (48, 432766155), (60, 346212924), (72, 288510770), (80, 259659693), (90, 230808616), (120, 173106462), (144, 144255385), (180, 115404308), (240, 86553231), (257, 80827920), (360, 57702154), (514, 40413960), (720, 28851077), (771, 26942640), (1028, 20206980), (1285, 16165584), (1542, 13471320), (2056, 10103490), (2313, 8980880), (2570, 8082792), (3084, 6735660), (3855, 5388528), (4112, 5051745), (4626, 4490440), (5140, 4041396), (6168, 3367830), (7710, 2694264), (9252, 2245220), (10280, 2020698), (11565, 1796176), (12336, 1683915), (15420, 1347132), (18504, 1122610), (20560, 1010349), (23130, 898088), (30840, 673566), (37008, 561305), (46260, 449044), (61680, 336783), (92520, 224522), (112261, 185040)]