747251456

素因数分解:

$2^8\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1350

約数の個数: 144

約数和(自身を含む): 1901410560

約数和(自身を除く): 1154159104

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, 1291, 1292, 1792, 1904, 2128, 2176, 2261, 2432, 2582, 2584, 3808, 4256, 4352, 4522, 4864, 5164, 5168, 7616, 8512, 9037, 9044, 10328, 10336, 15232, 17024, 18074, 18088, 20656, 20672, 21947, 24529, 30464, 34048, 36148, 36176, 41312, 41344, 43894, 49058, 72296, 72352, 82624, 82688, 87788, 98116, 144592, 144704, 153629, 165248, 171703, 175576, 196232, 289184, 289408, 307258, 330496, 343406, 351152, 392464, 416993, 578368, 578816, 614516, 686812, 702304, 784928, 833986, 1156736, 1229032, 1373624, 1404608, 1569856, 1667972, 2313472, 2458064, 2747248, 2809216, 2918951, 3139712, 3335944, 4916128, 5494496, 5618432, 5837902, 6279424, 6671888, 9832256, 10988992, 11675804, 13343776, 19664512, 21977984, 23351608, 26687552, 39329024, 43955968, 46703216, 53375104, 93406432, 106750208, 186812864, 373625728, 747251456]

約数ペア:

[(1, 747251456), (2, 373625728), (4, 186812864), (7, 106750208), (8, 93406432), (14, 53375104), (16, 46703216), (17, 43955968), (19, 39329024), (28, 26687552), (32, 23351608), (34, 21977984), (38, 19664512), (56, 13343776), (64, 11675804), (68, 10988992), (76, 9832256), (112, 6671888), (119, 6279424), (128, 5837902), (133, 5618432), (136, 5494496), (152, 4916128), (224, 3335944), (238, 3139712), (256, 2918951), (266, 2809216), (272, 2747248), (304, 2458064), (323, 2313472), (448, 1667972), (476, 1569856), (532, 1404608), (544, 1373624), (608, 1229032), (646, 1156736), (896, 833986), (952, 784928), (1064, 702304), (1088, 686812), (1216, 614516), (1291, 578816), (1292, 578368), (1792, 416993), (1904, 392464), (2128, 351152), (2176, 343406), (2261, 330496), (2432, 307258), (2582, 289408), (2584, 289184), (3808, 196232), (4256, 175576), (4352, 171703), (4522, 165248), (4864, 153629), (5164, 144704), (5168, 144592), (7616, 98116), (8512, 87788), (9037, 82688), (9044, 82624), (10328, 72352), (10336, 72296), (15232, 49058), (17024, 43894), (18074, 41344), (18088, 41312), (20656, 36176), (20672, 36148), (21947, 34048), (24529, 30464)]