55671840

素因数分解:

$2^5\times 3^3\times 5^1\times 7^2\times {\mathrm{263}}^1$

素因数の和:301

約数の個数: 288

約数和(自身を含む): 227525760

約数和(自身を除く): 171853920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 196, 210, 216, 224, 240, 245, 252, 263, 270, 280, 288, 294, 315, 336, 360, 378, 392, 420, 432, 441, 480, 490, 504, 526, 540, 560, 588, 630, 672, 720, 735, 756, 784, 789, 840, 864, 882, 945, 980, 1008, 1052, 1080, 1120, 1176, 1260, 1315, 1323, 1440, 1470, 1512, 1568, 1578, 1680, 1764, 1841, 1890, 1960, 2016, 2104, 2160, 2205, 2352, 2367, 2520, 2630, 2646, 2940, 3024, 3156, 3360, 3528, 3682, 3780, 3920, 3945, 4208, 4320, 4410, 4704, 4734, 5040, 5260, 5292, 5523, 5880, 6048, 6312, 6615, 7056, 7101, 7364, 7560, 7840, 7890, 8416, 8820, 9205, 9468, 10080, 10520, 10584, 11046, 11760, 11835, 12624, 12887, 13230, 14112, 14202, 14728, 15120, 15780, 16569, 17640, 18410, 18936, 21040, 21168, 22092, 23520, 23670, 25248, 25774, 26460, 27615, 28404, 29456, 30240, 31560, 33138, 35280, 35505, 36820, 37872, 38661, 42080, 42336, 44184, 47340, 49707, 51548, 52920, 55230, 56808, 58912, 63120, 64435, 66276, 70560, 71010, 73640, 75744, 77322, 82845, 88368, 94680, 99414, 103096, 105840, 110460, 113616, 115983, 126240, 128870, 132552, 142020, 147280, 154644, 165690, 176736, 189360, 193305, 198828, 206192, 211680, 220920, 227232, 231966, 248535, 257740, 265104, 284040, 294560, 309288, 331380, 347949, 378720, 386610, 397656, 412384, 441840, 463932, 497070, 515480, 530208, 568080, 579915, 618576, 662760, 695898, 773220, 795312, 883680, 927864, 994140, 1030960, 1136160, 1159830, 1237152, 1325520, 1391796, 1546440, 1590624, 1739745, 1855728, 1988280, 2061920, 2319660, 2651040, 2783592, 3092880, 3479490, 3711456, 3976560, 4639320, 5567184, 6185760, 6958980, 7953120, 9278640, 11134368, 13917960, 18557280, 27835920, 55671840]

約数ペア:

[(1, 55671840), (2, 27835920), (3, 18557280), (4, 13917960), (5, 11134368), (6, 9278640), (7, 7953120), (8, 6958980), (9, 6185760), (10, 5567184), (12, 4639320), (14, 3976560), (15, 3711456), (16, 3479490), (18, 3092880), (20, 2783592), (21, 2651040), (24, 2319660), (27, 2061920), (28, 1988280), (30, 1855728), (32, 1739745), (35, 1590624), (36, 1546440), (40, 1391796), (42, 1325520), (45, 1237152), (48, 1159830), (49, 1136160), (54, 1030960), (56, 994140), (60, 927864), (63, 883680), (70, 795312), (72, 773220), (80, 695898), (84, 662760), (90, 618576), (96, 579915), (98, 568080), (105, 530208), (108, 515480), (112, 497070), (120, 463932), (126, 441840), (135, 412384), (140, 397656), (144, 386610), (147, 378720), (160, 347949), (168, 331380), (180, 309288), (189, 294560), (196, 284040), (210, 265104), (216, 257740), (224, 248535), (240, 231966), (245, 227232), (252, 220920), (263, 211680), (270, 206192), (280, 198828), (288, 193305), (294, 189360), (315, 176736), (336, 165690), (360, 154644), (378, 147280), (392, 142020), (420, 132552), (432, 128870), (441, 126240), (480, 115983), (490, 113616), (504, 110460), (526, 105840), (540, 103096), (560, 99414), (588, 94680), (630, 88368), (672, 82845), (720, 77322), (735, 75744), (756, 73640), (784, 71010), (789, 70560), (840, 66276), (864, 64435), (882, 63120), (945, 58912), (980, 56808), (1008, 55230), (1052, 52920), (1080, 51548), (1120, 49707), (1176, 47340), (1260, 44184), (1315, 42336), (1323, 42080), (1440, 38661), (1470, 37872), (1512, 36820), (1568, 35505), (1578, 35280), (1680, 33138), (1764, 31560), (1841, 30240), (1890, 29456), (1960, 28404), (2016, 27615), (2104, 26460), (2160, 25774), (2205, 25248), (2352, 23670), (2367, 23520), (2520, 22092), (2630, 21168), (2646, 21040), (2940, 18936), (3024, 18410), (3156, 17640), (3360, 16569), (3528, 15780), (3682, 15120), (3780, 14728), (3920, 14202), (3945, 14112), (4208, 13230), (4320, 12887), (4410, 12624), (4704, 11835), (4734, 11760), (5040, 11046), (5260, 10584), (5292, 10520), (5523, 10080), (5880, 9468), (6048, 9205), (6312, 8820), (6615, 8416), (7056, 7890), (7101, 7840), (7364, 7560)]