90408960

素因数分解:

$2^{11}\times 3^4\times 5^1\times {\mathrm{109}}^1$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 327026700

約数和(自身を除く): 236617740

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, 109, 120, 128, 135, 144, 160, 162, 180, 192, 216, 218, 240, 256, 270, 288, 320, 324, 327, 360, 384, 405, 432, 436, 480, 512, 540, 545, 576, 640, 648, 654, 720, 768, 810, 864, 872, 960, 981, 1024, 1080, 1090, 1152, 1280, 1296, 1308, 1440, 1536, 1620, 1635, 1728, 1744, 1920, 1962, 2048, 2160, 2180, 2304, 2560, 2592, 2616, 2880, 2943, 3072, 3240, 3270, 3456, 3488, 3840, 3924, 4320, 4360, 4608, 4905, 5120, 5184, 5232, 5760, 5886, 6144, 6480, 6540, 6912, 6976, 7680, 7848, 8640, 8720, 8829, 9216, 9810, 10240, 10368, 10464, 11520, 11772, 12960, 13080, 13824, 13952, 14715, 15360, 15696, 17280, 17440, 17658, 18432, 19620, 20736, 20928, 23040, 23544, 25920, 26160, 27648, 27904, 29430, 30720, 31392, 34560, 34880, 35316, 39240, 41472, 41856, 44145, 46080, 47088, 51840, 52320, 55296, 55808, 58860, 62784, 69120, 69760, 70632, 78480, 82944, 83712, 88290, 92160, 94176, 103680, 104640, 111616, 117720, 125568, 138240, 139520, 141264, 156960, 165888, 167424, 176580, 188352, 207360, 209280, 223232, 235440, 251136, 276480, 279040, 282528, 313920, 334848, 353160, 376704, 414720, 418560, 470880, 502272, 558080, 565056, 627840, 669696, 706320, 753408, 829440, 837120, 941760, 1004544, 1116160, 1130112, 1255680, 1412640, 1506816, 1674240, 1883520, 2009088, 2260224, 2511360, 2825280, 3013632, 3348480, 3767040, 4520448, 5022720, 5650560, 6027264, 7534080, 9040896, 10045440, 11301120, 15068160, 18081792, 22602240, 30136320, 45204480, 90408960]

約数ペア:

[(1, 90408960), (2, 45204480), (3, 30136320), (4, 22602240), (5, 18081792), (6, 15068160), (8, 11301120), (9, 10045440), (10, 9040896), (12, 7534080), (15, 6027264), (16, 5650560), (18, 5022720), (20, 4520448), (24, 3767040), (27, 3348480), (30, 3013632), (32, 2825280), (36, 2511360), (40, 2260224), (45, 2009088), (48, 1883520), (54, 1674240), (60, 1506816), (64, 1412640), (72, 1255680), (80, 1130112), (81, 1116160), (90, 1004544), (96, 941760), (108, 837120), (109, 829440), (120, 753408), (128, 706320), (135, 669696), (144, 627840), (160, 565056), (162, 558080), (180, 502272), (192, 470880), (216, 418560), (218, 414720), (240, 376704), (256, 353160), (270, 334848), (288, 313920), (320, 282528), (324, 279040), (327, 276480), (360, 251136), (384, 235440), (405, 223232), (432, 209280), (436, 207360), (480, 188352), (512, 176580), (540, 167424), (545, 165888), (576, 156960), (640, 141264), (648, 139520), (654, 138240), (720, 125568), (768, 117720), (810, 111616), (864, 104640), (872, 103680), (960, 94176), (981, 92160), (1024, 88290), (1080, 83712), (1090, 82944), (1152, 78480), (1280, 70632), (1296, 69760), (1308, 69120), (1440, 62784), (1536, 58860), (1620, 55808), (1635, 55296), (1728, 52320), (1744, 51840), (1920, 47088), (1962, 46080), (2048, 44145), (2160, 41856), (2180, 41472), (2304, 39240), (2560, 35316), (2592, 34880), (2616, 34560), (2880, 31392), (2943, 30720), (3072, 29430), (3240, 27904), (3270, 27648), (3456, 26160), (3488, 25920), (3840, 23544), (3924, 23040), (4320, 20928), (4360, 20736), (4608, 19620), (4905, 18432), (5120, 17658), (5184, 17440), (5232, 17280), (5760, 15696), (5886, 15360), (6144, 14715), (6480, 13952), (6540, 13824), (6912, 13080), (6976, 12960), (7680, 11772), (7848, 11520), (8640, 10464), (8720, 10368), (8829, 10240), (9216, 9810)]