205213860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{39313}}^1$

素因数の和:39357

約数の個数: 72

約数和(自身を含む): 643963320

約数和(自身を除く): 438749460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 39313, 78626, 117939, 157252, 196565, 235878, 353817, 393130, 471756, 589695, 707634, 786260, 1140077, 1179390, 1415268, 1769085, 2280154, 2358780, 3420231, 3538170, 4560308, 5700385, 6840462, 7076340, 10260693, 11400770, 13680924, 17101155, 20521386, 22801540, 34202310, 41042772, 51303465, 68404620, 102606930, 205213860]

約数ペア:

[(1, 205213860), (2, 102606930), (3, 68404620), (4, 51303465), (5, 41042772), (6, 34202310), (9, 22801540), (10, 20521386), (12, 17101155), (15, 13680924), (18, 11400770), (20, 10260693), (29, 7076340), (30, 6840462), (36, 5700385), (45, 4560308), (58, 3538170), (60, 3420231), (87, 2358780), (90, 2280154), (116, 1769085), (145, 1415268), (174, 1179390), (180, 1140077), (261, 786260), (290, 707634), (348, 589695), (435, 471756), (522, 393130), (580, 353817), (870, 235878), (1044, 196565), (1305, 157252), (1740, 117939), (2610, 78626), (5220, 39313)]