194325180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:604

約数の個数: 144

約数和(自身を含む): 638489376

約数和(自身を除く): 444164196

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 157, 196, 210, 245, 294, 314, 420, 421, 471, 490, 588, 628, 735, 785, 842, 942, 980, 1099, 1263, 1470, 1570, 1684, 1884, 2105, 2198, 2355, 2526, 2940, 2947, 3140, 3297, 4210, 4396, 4710, 5052, 5495, 5894, 6315, 6594, 7693, 8420, 8841, 9420, 10990, 11788, 12630, 13188, 14735, 15386, 16485, 17682, 20629, 21980, 23079, 25260, 29470, 30772, 32970, 35364, 38465, 41258, 44205, 46158, 58940, 61887, 65940, 66097, 76930, 82516, 88410, 92316, 103145, 115395, 123774, 132194, 153860, 176820, 198291, 206290, 230790, 247548, 264388, 309435, 330485, 396582, 412580, 461580, 462679, 618870, 660970, 793164, 925358, 991455, 1237740, 1321940, 1388037, 1850716, 1982910, 2313395, 2776074, 3238753, 3965820, 4626790, 5552148, 6477506, 6940185, 9253580, 9716259, 12955012, 13880370, 16193765, 19432518, 27760740, 32387530, 38865036, 48581295, 64775060, 97162590, 194325180]

約数ペア:

[(1, 194325180), (2, 97162590), (3, 64775060), (4, 48581295), (5, 38865036), (6, 32387530), (7, 27760740), (10, 19432518), (12, 16193765), (14, 13880370), (15, 12955012), (20, 9716259), (21, 9253580), (28, 6940185), (30, 6477506), (35, 5552148), (42, 4626790), (49, 3965820), (60, 3238753), (70, 2776074), (84, 2313395), (98, 1982910), (105, 1850716), (140, 1388037), (147, 1321940), (157, 1237740), (196, 991455), (210, 925358), (245, 793164), (294, 660970), (314, 618870), (420, 462679), (421, 461580), (471, 412580), (490, 396582), (588, 330485), (628, 309435), (735, 264388), (785, 247548), (842, 230790), (942, 206290), (980, 198291), (1099, 176820), (1263, 153860), (1470, 132194), (1570, 123774), (1684, 115395), (1884, 103145), (2105, 92316), (2198, 88410), (2355, 82516), (2526, 76930), (2940, 66097), (2947, 65940), (3140, 61887), (3297, 58940), (4210, 46158), (4396, 44205), (4710, 41258), (5052, 38465), (5495, 35364), (5894, 32970), (6315, 30772), (6594, 29470), (7693, 25260), (8420, 23079), (8841, 21980), (9420, 20629), (10990, 17682), (11788, 16485), (12630, 15386), (13188, 14735)]