256244016

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{337}}^1$

素因数の和:459

約数の個数: 160

約数和(自身を含む): 793980928

約数和(自身を除く): 537736912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 73, 84, 93, 112, 124, 146, 168, 186, 217, 219, 248, 292, 336, 337, 372, 434, 438, 496, 511, 584, 651, 674, 744, 868, 876, 1011, 1022, 1168, 1302, 1348, 1488, 1533, 1736, 1752, 2022, 2044, 2263, 2359, 2604, 2696, 3066, 3472, 3504, 4044, 4088, 4526, 4718, 5208, 5392, 6132, 6789, 7077, 8088, 8176, 9052, 9436, 10416, 10447, 12264, 13578, 14154, 15841, 16176, 18104, 18872, 20894, 24528, 24601, 27156, 28308, 31341, 31682, 36208, 37744, 41788, 47523, 49202, 54312, 56616, 62682, 63364, 73129, 73803, 83576, 95046, 98404, 108624, 113232, 125364, 126728, 146258, 147606, 167152, 172207, 190092, 196808, 219387, 250728, 253456, 292516, 295212, 344414, 380184, 393616, 438774, 501456, 516621, 585032, 590424, 688828, 760368, 762631, 877548, 1033242, 1170064, 1180848, 1377656, 1525262, 1755096, 2066484, 2287893, 2755312, 3050524, 3510192, 4132968, 4575786, 5338417, 6101048, 8265936, 9151572, 10676834, 12202096, 16015251, 18303144, 21353668, 32030502, 36606288, 42707336, 64061004, 85414672, 128122008, 256244016]

約数ペア:

[(1, 256244016), (2, 128122008), (3, 85414672), (4, 64061004), (6, 42707336), (7, 36606288), (8, 32030502), (12, 21353668), (14, 18303144), (16, 16015251), (21, 12202096), (24, 10676834), (28, 9151572), (31, 8265936), (42, 6101048), (48, 5338417), (56, 4575786), (62, 4132968), (73, 3510192), (84, 3050524), (93, 2755312), (112, 2287893), (124, 2066484), (146, 1755096), (168, 1525262), (186, 1377656), (217, 1180848), (219, 1170064), (248, 1033242), (292, 877548), (336, 762631), (337, 760368), (372, 688828), (434, 590424), (438, 585032), (496, 516621), (511, 501456), (584, 438774), (651, 393616), (674, 380184), (744, 344414), (868, 295212), (876, 292516), (1011, 253456), (1022, 250728), (1168, 219387), (1302, 196808), (1348, 190092), (1488, 172207), (1533, 167152), (1736, 147606), (1752, 146258), (2022, 126728), (2044, 125364), (2263, 113232), (2359, 108624), (2604, 98404), (2696, 95046), (3066, 83576), (3472, 73803), (3504, 73129), (4044, 63364), (4088, 62682), (4526, 56616), (4718, 54312), (5208, 49202), (5392, 47523), (6132, 41788), (6789, 37744), (7077, 36208), (8088, 31682), (8176, 31341), (9052, 28308), (9436, 27156), (10416, 24601), (10447, 24528), (12264, 20894), (13578, 18872), (14154, 18104), (15841, 16176)]