78172164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1733}}^1$

素因数の和:1929

約数の個数: 72

約数和(自身を含む): 227223360

約数和(自身を除く): 149051196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 179, 252, 358, 537, 716, 1074, 1253, 1611, 1733, 2148, 2506, 3222, 3466, 3759, 5012, 5199, 6444, 6932, 7518, 10398, 11277, 12131, 15036, 15597, 20796, 22554, 24262, 31194, 36393, 45108, 48524, 62388, 72786, 109179, 145572, 218358, 310207, 436716, 620414, 930621, 1240828, 1861242, 2171449, 2791863, 3722484, 4342898, 5583726, 6514347, 8685796, 11167452, 13028694, 19543041, 26057388, 39086082, 78172164]

約数ペア:

[(1, 78172164), (2, 39086082), (3, 26057388), (4, 19543041), (6, 13028694), (7, 11167452), (9, 8685796), (12, 6514347), (14, 5583726), (18, 4342898), (21, 3722484), (28, 2791863), (36, 2171449), (42, 1861242), (63, 1240828), (84, 930621), (126, 620414), (179, 436716), (252, 310207), (358, 218358), (537, 145572), (716, 109179), (1074, 72786), (1253, 62388), (1611, 48524), (1733, 45108), (2148, 36393), (2506, 31194), (3222, 24262), (3466, 22554), (3759, 20796), (5012, 15597), (5199, 15036), (6444, 12131), (6932, 11277), (7518, 10398)]