728729344

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1259}}^1$

素因数の和:1318

約数の個数: 144

約数和(自身を含む): 1854316800

約数和(自身を除く): 1125587456

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 19, 28, 32, 34, 38, 56, 64, 68, 76, 112, 119, 128, 133, 136, 152, 224, 238, 256, 266, 272, 304, 323, 448, 476, 532, 544, 608, 646, 896, 952, 1064, 1088, 1216, 1259, 1292, 1792, 1904, 2128, 2176, 2261, 2432, 2518, 2584, 3808, 4256, 4352, 4522, 4864, 5036, 5168, 7616, 8512, 8813, 9044, 10072, 10336, 15232, 17024, 17626, 18088, 20144, 20672, 21403, 23921, 30464, 34048, 35252, 36176, 40288, 41344, 42806, 47842, 70504, 72352, 80576, 82688, 85612, 95684, 141008, 144704, 149821, 161152, 167447, 171224, 191368, 282016, 289408, 299642, 322304, 334894, 342448, 382736, 406657, 564032, 578816, 599284, 669788, 684896, 765472, 813314, 1128064, 1198568, 1339576, 1369792, 1530944, 1626628, 2256128, 2397136, 2679152, 2739584, 2846599, 3061888, 3253256, 4794272, 5358304, 5479168, 5693198, 6123776, 6506512, 9588544, 10716608, 11386396, 13013024, 19177088, 21433216, 22772792, 26026048, 38354176, 42866432, 45545584, 52052096, 91091168, 104104192, 182182336, 364364672, 728729344]

約数ペア:

[(1, 728729344), (2, 364364672), (4, 182182336), (7, 104104192), (8, 91091168), (14, 52052096), (16, 45545584), (17, 42866432), (19, 38354176), (28, 26026048), (32, 22772792), (34, 21433216), (38, 19177088), (56, 13013024), (64, 11386396), (68, 10716608), (76, 9588544), (112, 6506512), (119, 6123776), (128, 5693198), (133, 5479168), (136, 5358304), (152, 4794272), (224, 3253256), (238, 3061888), (256, 2846599), (266, 2739584), (272, 2679152), (304, 2397136), (323, 2256128), (448, 1626628), (476, 1530944), (532, 1369792), (544, 1339576), (608, 1198568), (646, 1128064), (896, 813314), (952, 765472), (1064, 684896), (1088, 669788), (1216, 599284), (1259, 578816), (1292, 564032), (1792, 406657), (1904, 382736), (2128, 342448), (2176, 334894), (2261, 322304), (2432, 299642), (2518, 289408), (2584, 282016), (3808, 191368), (4256, 171224), (4352, 167447), (4522, 161152), (4864, 149821), (5036, 144704), (5168, 141008), (7616, 95684), (8512, 85612), (8813, 82688), (9044, 80576), (10072, 72352), (10336, 70504), (15232, 47842), (17024, 42806), (17626, 41344), (18088, 40288), (20144, 36176), (20672, 35252), (21403, 34048), (23921, 30464)]