399967367072

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2689}}^1\times {\mathrm{7297}}^1$

素因数の和:10023

約数の個数: 144

約数和(自身を含む): 986960063880

約数和(自身を除く): 586992696808

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2689, 2912, 5096, 5378, 7297, 10192, 10756, 14594, 18823, 20384, 21512, 29188, 34957, 37646, 43024, 51079, 58376, 69914, 75292, 86048, 94861, 102158, 116752, 131761, 139828, 150584, 189722, 204316, 233504, 244699, 263522, 279656, 301168, 357553, 379444, 408632, 489398, 527044, 559312, 602336, 664027, 715106, 758888, 817264, 978796, 1054088, 1118624, 1328054, 1430212, 1517776, 1634528, 1712893, 1957592, 2108176, 2656108, 2860424, 3035552, 3425786, 3915184, 4216352, 4648189, 5312216, 5720848, 6851572, 7830368, 9296378, 10624432, 11441696, 13703144, 18592756, 19621633, 21248864, 27406288, 37185512, 39243266, 54812576, 74371024, 78486532, 137351431, 148742048, 156973064, 255081229, 274702862, 313946128, 510162458, 549405724, 627892256, 961460017, 1020324916, 1098811448, 1785568603, 1922920034, 2040649832, 2197622896, 3571137206, 3845840068, 4081299664, 4395245792, 7142274412, 7691680136, 8162599328, 12498980221, 14284548824, 15383360272, 24997960442, 28569097648, 30766720544, 49995920884, 57138195296, 99991841768, 199983683536, 399967367072]

約数ペア:

[(1, 399967367072), (2, 199983683536), (4, 99991841768), (7, 57138195296), (8, 49995920884), (13, 30766720544), (14, 28569097648), (16, 24997960442), (26, 15383360272), (28, 14284548824), (32, 12498980221), (49, 8162599328), (52, 7691680136), (56, 7142274412), (91, 4395245792), (98, 4081299664), (104, 3845840068), (112, 3571137206), (182, 2197622896), (196, 2040649832), (208, 1922920034), (224, 1785568603), (364, 1098811448), (392, 1020324916), (416, 961460017), (637, 627892256), (728, 549405724), (784, 510162458), (1274, 313946128), (1456, 274702862), (1568, 255081229), (2548, 156973064), (2689, 148742048), (2912, 137351431), (5096, 78486532), (5378, 74371024), (7297, 54812576), (10192, 39243266), (10756, 37185512), (14594, 27406288), (18823, 21248864), (20384, 19621633), (21512, 18592756), (29188, 13703144), (34957, 11441696), (37646, 10624432), (43024, 9296378), (51079, 7830368), (58376, 6851572), (69914, 5720848), (75292, 5312216), (86048, 4648189), (94861, 4216352), (102158, 3915184), (116752, 3425786), (131761, 3035552), (139828, 2860424), (150584, 2656108), (189722, 2108176), (204316, 1957592), (233504, 1712893), (244699, 1634528), (263522, 1517776), (279656, 1430212), (301168, 1328054), (357553, 1118624), (379444, 1054088), (408632, 978796), (489398, 817264), (527044, 758888), (559312, 715106), (602336, 664027)]