405200712

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{421}}^1$

素因数の和:791

約数の個数: 128

約数和(自身を含む): 1232375040

約数和(自身を除く): 827174328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 337, 357, 408, 421, 476, 674, 714, 842, 952, 1011, 1263, 1348, 1428, 1684, 2022, 2359, 2526, 2696, 2856, 2947, 3368, 4044, 4718, 5052, 5729, 5894, 7077, 7157, 8088, 8841, 9436, 10104, 11458, 11788, 14154, 14314, 17187, 17682, 18872, 21471, 22916, 23576, 28308, 28628, 34374, 35364, 40103, 42942, 45832, 50099, 56616, 57256, 68748, 70728, 80206, 85884, 100198, 120309, 137496, 141877, 150297, 160412, 171768, 200396, 240618, 283754, 300594, 320824, 400792, 425631, 481236, 567508, 601188, 851262, 962472, 993139, 1135016, 1202376, 1702524, 1986278, 2411909, 2979417, 3405048, 3972556, 4823818, 5958834, 7235727, 7945112, 9647636, 11917668, 14471454, 16883363, 19295272, 23835336, 28942908, 33766726, 50650089, 57885816, 67533452, 101300178, 135066904, 202600356, 405200712]

約数ペア:

[(1, 405200712), (2, 202600356), (3, 135066904), (4, 101300178), (6, 67533452), (7, 57885816), (8, 50650089), (12, 33766726), (14, 28942908), (17, 23835336), (21, 19295272), (24, 16883363), (28, 14471454), (34, 11917668), (42, 9647636), (51, 7945112), (56, 7235727), (68, 5958834), (84, 4823818), (102, 3972556), (119, 3405048), (136, 2979417), (168, 2411909), (204, 1986278), (238, 1702524), (337, 1202376), (357, 1135016), (408, 993139), (421, 962472), (476, 851262), (674, 601188), (714, 567508), (842, 481236), (952, 425631), (1011, 400792), (1263, 320824), (1348, 300594), (1428, 283754), (1684, 240618), (2022, 200396), (2359, 171768), (2526, 160412), (2696, 150297), (2856, 141877), (2947, 137496), (3368, 120309), (4044, 100198), (4718, 85884), (5052, 80206), (5729, 70728), (5894, 68748), (7077, 57256), (7157, 56616), (8088, 50099), (8841, 45832), (9436, 42942), (10104, 40103), (11458, 35364), (11788, 34374), (14154, 28628), (14314, 28308), (17187, 23576), (17682, 22916), (18872, 21471)]