1299683840

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:847

約数の個数: 240

約数和(自身を含む): 3908702952

約数和(自身を除く): 2609019112

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 64, 65, 70, 80, 91, 98, 104, 112, 128, 130, 140, 160, 182, 196, 208, 224, 245, 256, 260, 280, 320, 364, 392, 416, 448, 455, 490, 512, 520, 560, 637, 640, 728, 784, 797, 832, 896, 910, 980, 1040, 1120, 1274, 1280, 1456, 1568, 1594, 1664, 1792, 1820, 1960, 2080, 2240, 2548, 2560, 2912, 3136, 3185, 3188, 3328, 3584, 3640, 3920, 3985, 4160, 4480, 5096, 5579, 5824, 6272, 6370, 6376, 6656, 7280, 7840, 7970, 8320, 8960, 10192, 10361, 11158, 11648, 12544, 12740, 12752, 14560, 15680, 15940, 16640, 17920, 20384, 20722, 22316, 23296, 25088, 25480, 25504, 27895, 29120, 31360, 31880, 33280, 39053, 40768, 41444, 44632, 46592, 50960, 51008, 51805, 55790, 58240, 62720, 63760, 72527, 78106, 81536, 82888, 89264, 101920, 102016, 103610, 111580, 116480, 125440, 127520, 145054, 156212, 163072, 165776, 178528, 195265, 203840, 204032, 207220, 223160, 232960, 255040, 290108, 312424, 326144, 331552, 357056, 362635, 390530, 407680, 408064, 414440, 446320, 507689, 510080, 580216, 624848, 663104, 714112, 725270, 781060, 815360, 828880, 892640, 1015378, 1020160, 1160432, 1249696, 1326208, 1428224, 1450540, 1562120, 1630720, 1657760, 1785280, 2030756, 2040320, 2320864, 2499392, 2538445, 2652416, 2856448, 2901080, 3124240, 3315520, 3570560, 4061512, 4641728, 4998784, 5076890, 5304832, 5802160, 6248480, 6631040, 7141120, 8123024, 9283456, 9997568, 10153780, 11604320, 12496960, 13262080, 14282240, 16246048, 18566912, 19995136, 20307560, 23208640, 24993920, 26524160, 32492096, 37133824, 40615120, 46417280, 49987840, 64984192, 81230240, 92834560, 99975680, 129968384, 162460480, 185669120, 259936768, 324920960, 649841920, 1299683840]

約数ペア:

[(1, 1299683840), (2, 649841920), (4, 324920960), (5, 259936768), (7, 185669120), (8, 162460480), (10, 129968384), (13, 99975680), (14, 92834560), (16, 81230240), (20, 64984192), (26, 49987840), (28, 46417280), (32, 40615120), (35, 37133824), (40, 32492096), (49, 26524160), (52, 24993920), (56, 23208640), (64, 20307560), (65, 19995136), (70, 18566912), (80, 16246048), (91, 14282240), (98, 13262080), (104, 12496960), (112, 11604320), (128, 10153780), (130, 9997568), (140, 9283456), (160, 8123024), (182, 7141120), (196, 6631040), (208, 6248480), (224, 5802160), (245, 5304832), (256, 5076890), (260, 4998784), (280, 4641728), (320, 4061512), (364, 3570560), (392, 3315520), (416, 3124240), (448, 2901080), (455, 2856448), (490, 2652416), (512, 2538445), (520, 2499392), (560, 2320864), (637, 2040320), (640, 2030756), (728, 1785280), (784, 1657760), (797, 1630720), (832, 1562120), (896, 1450540), (910, 1428224), (980, 1326208), (1040, 1249696), (1120, 1160432), (1274, 1020160), (1280, 1015378), (1456, 892640), (1568, 828880), (1594, 815360), (1664, 781060), (1792, 725270), (1820, 714112), (1960, 663104), (2080, 624848), (2240, 580216), (2548, 510080), (2560, 507689), (2912, 446320), (3136, 414440), (3185, 408064), (3188, 407680), (3328, 390530), (3584, 362635), (3640, 357056), (3920, 331552), (3985, 326144), (4160, 312424), (4480, 290108), (5096, 255040), (5579, 232960), (5824, 223160), (6272, 207220), (6370, 204032), (6376, 203840), (6656, 195265), (7280, 178528), (7840, 165776), (7970, 163072), (8320, 156212), (8960, 145054), (10192, 127520), (10361, 125440), (11158, 116480), (11648, 111580), (12544, 103610), (12740, 102016), (12752, 101920), (14560, 89264), (15680, 82888), (15940, 81536), (16640, 78106), (17920, 72527), (20384, 63760), (20722, 62720), (22316, 58240), (23296, 55790), (25088, 51805), (25480, 51008), (25504, 50960), (27895, 46592), (29120, 44632), (31360, 41444), (31880, 40768), (33280, 39053)]