248760960

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 256

約数和(自身を含む): 921231360

約数和(自身を除く): 672470400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 83, 84, 96, 105, 112, 120, 128, 140, 160, 166, 168, 192, 210, 223, 224, 240, 249, 280, 320, 332, 336, 384, 415, 420, 446, 448, 480, 498, 560, 581, 640, 664, 669, 672, 830, 840, 892, 896, 960, 996, 1115, 1120, 1162, 1245, 1328, 1338, 1344, 1561, 1660, 1680, 1743, 1784, 1920, 1992, 2230, 2240, 2324, 2490, 2656, 2676, 2688, 2905, 3122, 3320, 3345, 3360, 3486, 3568, 3984, 4460, 4480, 4648, 4683, 4980, 5312, 5352, 5810, 6244, 6640, 6690, 6720, 6972, 7136, 7805, 7968, 8715, 8920, 9296, 9366, 9960, 10624, 10704, 11620, 12488, 13280, 13380, 13440, 13944, 14272, 15610, 15936, 17430, 17840, 18509, 18592, 18732, 19920, 21408, 23240, 23415, 24976, 26560, 26760, 27888, 28544, 31220, 31872, 34860, 35680, 37018, 37184, 37464, 39840, 42816, 46480, 46830, 49952, 53120, 53520, 55527, 55776, 62440, 69720, 71360, 74036, 74368, 74928, 79680, 85632, 92545, 92960, 93660, 99904, 107040, 111054, 111552, 124880, 129563, 139440, 142720, 148072, 149856, 159360, 185090, 185920, 187320, 199808, 214080, 222108, 223104, 249760, 259126, 277635, 278880, 296144, 299712, 370180, 371840, 374640, 388689, 428160, 444216, 499520, 518252, 555270, 557760, 592288, 599424, 647815, 740360, 749280, 777378, 888432, 999040, 1036504, 1110540, 1115520, 1184576, 1295630, 1480720, 1498560, 1554756, 1776864, 1943445, 2073008, 2221080, 2369152, 2591260, 2961440, 2997120, 3109512, 3553728, 3886890, 4146016, 4442160, 5182520, 5922880, 6219024, 7107456, 7773780, 8292032, 8884320, 10365040, 11845760, 12438048, 15547560, 16584064, 17768640, 20730080, 24876096, 31095120, 35537280, 41460160, 49752192, 62190240, 82920320, 124380480, 248760960]

約数ペア:

[(1, 248760960), (2, 124380480), (3, 82920320), (4, 62190240), (5, 49752192), (6, 41460160), (7, 35537280), (8, 31095120), (10, 24876096), (12, 20730080), (14, 17768640), (15, 16584064), (16, 15547560), (20, 12438048), (21, 11845760), (24, 10365040), (28, 8884320), (30, 8292032), (32, 7773780), (35, 7107456), (40, 6219024), (42, 5922880), (48, 5182520), (56, 4442160), (60, 4146016), (64, 3886890), (70, 3553728), (80, 3109512), (83, 2997120), (84, 2961440), (96, 2591260), (105, 2369152), (112, 2221080), (120, 2073008), (128, 1943445), (140, 1776864), (160, 1554756), (166, 1498560), (168, 1480720), (192, 1295630), (210, 1184576), (223, 1115520), (224, 1110540), (240, 1036504), (249, 999040), (280, 888432), (320, 777378), (332, 749280), (336, 740360), (384, 647815), (415, 599424), (420, 592288), (446, 557760), (448, 555270), (480, 518252), (498, 499520), (560, 444216), (581, 428160), (640, 388689), (664, 374640), (669, 371840), (672, 370180), (830, 299712), (840, 296144), (892, 278880), (896, 277635), (960, 259126), (996, 249760), (1115, 223104), (1120, 222108), (1162, 214080), (1245, 199808), (1328, 187320), (1338, 185920), (1344, 185090), (1561, 159360), (1660, 149856), (1680, 148072), (1743, 142720), (1784, 139440), (1920, 129563), (1992, 124880), (2230, 111552), (2240, 111054), (2324, 107040), (2490, 99904), (2656, 93660), (2676, 92960), (2688, 92545), (2905, 85632), (3122, 79680), (3320, 74928), (3345, 74368), (3360, 74036), (3486, 71360), (3568, 69720), (3984, 62440), (4460, 55776), (4480, 55527), (4648, 53520), (4683, 53120), (4980, 49952), (5312, 46830), (5352, 46480), (5810, 42816), (6244, 39840), (6640, 37464), (6690, 37184), (6720, 37018), (6972, 35680), (7136, 34860), (7805, 31872), (7968, 31220), (8715, 28544), (8920, 27888), (9296, 26760), (9366, 26560), (9960, 24976), (10624, 23415), (10704, 23240), (11620, 21408), (12488, 19920), (13280, 18732), (13380, 18592), (13440, 18509), (13944, 17840), (14272, 17430), (15610, 15936)]