1781489664

素因数分解:

$2^{13}\times 3^2\times {\mathrm{73}}^1\times {\mathrm{331}}^1$

素因数の和:436

約数の個数: 168

約数和(自身を含む): 5232468072

約数和(自身を除く): 3450978408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 73, 96, 128, 144, 146, 192, 219, 256, 288, 292, 331, 384, 438, 512, 576, 584, 657, 662, 768, 876, 993, 1024, 1152, 1168, 1314, 1324, 1536, 1752, 1986, 2048, 2304, 2336, 2628, 2648, 2979, 3072, 3504, 3972, 4096, 4608, 4672, 5256, 5296, 5958, 6144, 7008, 7944, 8192, 9216, 9344, 10512, 10592, 11916, 12288, 14016, 15888, 18432, 18688, 21024, 21184, 23832, 24163, 24576, 28032, 31776, 36864, 37376, 42048, 42368, 47664, 48326, 56064, 63552, 72489, 73728, 74752, 84096, 84736, 95328, 96652, 112128, 127104, 144978, 149504, 168192, 169472, 190656, 193304, 217467, 224256, 254208, 289956, 299008, 336384, 338944, 381312, 386608, 434934, 448512, 508416, 579912, 598016, 672768, 677888, 762624, 773216, 869868, 897024, 1016832, 1159824, 1345536, 1355776, 1525248, 1546432, 1739736, 1794048, 2033664, 2319648, 2691072, 2711552, 3050496, 3092864, 3479472, 4067328, 4639296, 5382144, 6100992, 6185728, 6958944, 8134656, 9278592, 12201984, 12371456, 13917888, 18557184, 24403968, 24742912, 27835776, 37114368, 49485824, 55671552, 74228736, 98971648, 111343104, 148457472, 197943296, 222686208, 296914944, 445372416, 593829888, 890744832, 1781489664]

約数ペア:

[(1, 1781489664), (2, 890744832), (3, 593829888), (4, 445372416), (6, 296914944), (8, 222686208), (9, 197943296), (12, 148457472), (16, 111343104), (18, 98971648), (24, 74228736), (32, 55671552), (36, 49485824), (48, 37114368), (64, 27835776), (72, 24742912), (73, 24403968), (96, 18557184), (128, 13917888), (144, 12371456), (146, 12201984), (192, 9278592), (219, 8134656), (256, 6958944), (288, 6185728), (292, 6100992), (331, 5382144), (384, 4639296), (438, 4067328), (512, 3479472), (576, 3092864), (584, 3050496), (657, 2711552), (662, 2691072), (768, 2319648), (876, 2033664), (993, 1794048), (1024, 1739736), (1152, 1546432), (1168, 1525248), (1314, 1355776), (1324, 1345536), (1536, 1159824), (1752, 1016832), (1986, 897024), (2048, 869868), (2304, 773216), (2336, 762624), (2628, 677888), (2648, 672768), (2979, 598016), (3072, 579912), (3504, 508416), (3972, 448512), (4096, 434934), (4608, 386608), (4672, 381312), (5256, 338944), (5296, 336384), (5958, 299008), (6144, 289956), (7008, 254208), (7944, 224256), (8192, 217467), (9216, 193304), (9344, 190656), (10512, 169472), (10592, 168192), (11916, 149504), (12288, 144978), (14016, 127104), (15888, 112128), (18432, 96652), (18688, 95328), (21024, 84736), (21184, 84096), (23832, 74752), (24163, 73728), (24576, 72489), (28032, 63552), (31776, 56064), (36864, 48326), (37376, 47664), (42048, 42368)]