1338690240

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{51647}}^1$

素因数の和:51676

約数の個数: 140

約数和(自身を含む): 4762048896

約数和(自身を除く): 3423358656

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 405, 432, 480, 540, 576, 648, 720, 810, 864, 960, 1080, 1296, 1440, 1620, 1728, 2160, 2592, 2880, 3240, 4320, 5184, 6480, 8640, 12960, 25920, 51647, 103294, 154941, 206588, 258235, 309882, 413176, 464823, 516470, 619764, 774705, 826352, 929646, 1032940, 1239528, 1394469, 1549410, 1652704, 1859292, 2065880, 2324115, 2479056, 2788938, 3098820, 3305408, 3718584, 4131760, 4183407, 4648230, 4958112, 5577876, 6197640, 6972345, 7437168, 8263520, 8366814, 9296460, 9916224, 11155752, 12395280, 13944690, 14874336, 16527040, 16733628, 18592920, 20917035, 22311504, 24790560, 27889380, 29748672, 33467256, 37185840, 41834070, 44623008, 49581120, 55778760, 66934512, 74371680, 83668140, 89246016, 111557520, 133869024, 148743360, 167336280, 223115040, 267738048, 334672560, 446230080, 669345120, 1338690240]

約数ペア:

[(1, 1338690240), (2, 669345120), (3, 446230080), (4, 334672560), (5, 267738048), (6, 223115040), (8, 167336280), (9, 148743360), (10, 133869024), (12, 111557520), (15, 89246016), (16, 83668140), (18, 74371680), (20, 66934512), (24, 55778760), (27, 49581120), (30, 44623008), (32, 41834070), (36, 37185840), (40, 33467256), (45, 29748672), (48, 27889380), (54, 24790560), (60, 22311504), (64, 20917035), (72, 18592920), (80, 16733628), (81, 16527040), (90, 14874336), (96, 13944690), (108, 12395280), (120, 11155752), (135, 9916224), (144, 9296460), (160, 8366814), (162, 8263520), (180, 7437168), (192, 6972345), (216, 6197640), (240, 5577876), (270, 4958112), (288, 4648230), (320, 4183407), (324, 4131760), (360, 3718584), (405, 3305408), (432, 3098820), (480, 2788938), (540, 2479056), (576, 2324115), (648, 2065880), (720, 1859292), (810, 1652704), (864, 1549410), (960, 1394469), (1080, 1239528), (1296, 1032940), (1440, 929646), (1620, 826352), (1728, 774705), (2160, 619764), (2592, 516470), (2880, 464823), (3240, 413176), (4320, 309882), (5184, 258235), (6480, 206588), (8640, 154941), (12960, 103294), (25920, 51647)]