218423520

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:295

約数の個数: 384

約数和(自身を含む): 905748480

約数和(自身を除く): 687324960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 108, 112, 120, 124, 126, 135, 140, 144, 155, 160, 168, 180, 186, 189, 210, 216, 217, 224, 233, 240, 248, 252, 270, 279, 280, 288, 310, 315, 336, 360, 372, 378, 420, 432, 434, 465, 466, 480, 496, 504, 540, 558, 560, 620, 630, 651, 672, 699, 720, 744, 756, 837, 840, 864, 868, 930, 932, 945, 992, 1008, 1080, 1085, 1116, 1120, 1165, 1240, 1260, 1302, 1395, 1398, 1440, 1488, 1512, 1631, 1674, 1680, 1736, 1860, 1864, 1890, 1953, 2016, 2097, 2160, 2170, 2232, 2330, 2480, 2520, 2604, 2790, 2796, 2976, 3024, 3255, 3262, 3348, 3360, 3472, 3495, 3720, 3728, 3780, 3906, 4185, 4194, 4320, 4340, 4464, 4660, 4893, 4960, 5040, 5208, 5580, 5592, 5859, 6048, 6291, 6510, 6524, 6696, 6944, 6990, 7223, 7440, 7456, 7560, 7812, 8155, 8370, 8388, 8680, 8928, 9320, 9765, 9786, 10080, 10416, 10485, 11160, 11184, 11718, 12582, 13020, 13048, 13392, 13980, 14446, 14679, 14880, 15120, 15624, 16310, 16740, 16776, 17360, 18640, 19530, 19572, 20832, 20970, 21669, 22320, 22368, 23436, 24465, 25164, 26040, 26096, 26784, 27960, 28892, 29295, 29358, 30240, 31248, 31455, 32620, 33480, 33552, 34720, 36115, 37280, 39060, 39144, 41940, 43338, 44037, 44640, 46872, 48930, 50328, 50561, 52080, 52192, 55920, 57784, 58590, 58716, 62496, 62910, 65007, 65240, 66960, 67104, 72230, 73395, 78120, 78288, 83880, 86676, 88074, 93744, 97860, 100656, 101122, 104160, 108345, 111840, 115568, 117180, 117432, 125820, 130014, 130480, 133920, 144460, 146790, 151683, 156240, 156576, 167760, 173352, 176148, 187488, 195021, 195720, 201312, 202244, 216690, 220185, 231136, 234360, 234864, 251640, 252805, 260028, 260960, 288920, 293580, 303366, 312480, 325035, 335520, 346704, 352296, 390042, 391440, 404488, 433380, 440370, 455049, 468720, 469728, 503280, 505610, 520056, 577840, 587160, 606732, 650070, 693408, 704592, 758415, 780084, 782880, 808976, 866760, 880740, 910098, 937440, 975105, 1006560, 1011220, 1040112, 1155680, 1174320, 1213464, 1300140, 1365147, 1409184, 1516830, 1560168, 1617952, 1733520, 1761480, 1820196, 1950210, 2022440, 2080224, 2275245, 2348640, 2426928, 2600280, 2730294, 3033660, 3120336, 3467040, 3522960, 3640392, 3900420, 4044880, 4550490, 4853856, 5200560, 5460588, 6067320, 6240672, 6825735, 7045920, 7280784, 7800840, 8089760, 9100980, 10401120, 10921176, 12134640, 13651470, 14561568, 15601680, 18201960, 21842352, 24269280, 27302940, 31203360, 36403920, 43684704, 54605880, 72807840, 109211760, 218423520]

約数ペア:

[(1, 218423520), (2, 109211760), (3, 72807840), (4, 54605880), (5, 43684704), (6, 36403920), (7, 31203360), (8, 27302940), (9, 24269280), (10, 21842352), (12, 18201960), (14, 15601680), (15, 14561568), (16, 13651470), (18, 12134640), (20, 10921176), (21, 10401120), (24, 9100980), (27, 8089760), (28, 7800840), (30, 7280784), (31, 7045920), (32, 6825735), (35, 6240672), (36, 6067320), (40, 5460588), (42, 5200560), (45, 4853856), (48, 4550490), (54, 4044880), (56, 3900420), (60, 3640392), (62, 3522960), (63, 3467040), (70, 3120336), (72, 3033660), (80, 2730294), (84, 2600280), (90, 2426928), (93, 2348640), (96, 2275245), (105, 2080224), (108, 2022440), (112, 1950210), (120, 1820196), (124, 1761480), (126, 1733520), (135, 1617952), (140, 1560168), (144, 1516830), (155, 1409184), (160, 1365147), (168, 1300140), (180, 1213464), (186, 1174320), (189, 1155680), (210, 1040112), (216, 1011220), (217, 1006560), (224, 975105), (233, 937440), (240, 910098), (248, 880740), (252, 866760), (270, 808976), (279, 782880), (280, 780084), (288, 758415), (310, 704592), (315, 693408), (336, 650070), (360, 606732), (372, 587160), (378, 577840), (420, 520056), (432, 505610), (434, 503280), (465, 469728), (466, 468720), (480, 455049), (496, 440370), (504, 433380), (540, 404488), (558, 391440), (560, 390042), (620, 352296), (630, 346704), (651, 335520), (672, 325035), (699, 312480), (720, 303366), (744, 293580), (756, 288920), (837, 260960), (840, 260028), (864, 252805), (868, 251640), (930, 234864), (932, 234360), (945, 231136), (992, 220185), (1008, 216690), (1080, 202244), (1085, 201312), (1116, 195720), (1120, 195021), (1165, 187488), (1240, 176148), (1260, 173352), (1302, 167760), (1395, 156576), (1398, 156240), (1440, 151683), (1488, 146790), (1512, 144460), (1631, 133920), (1674, 130480), (1680, 130014), (1736, 125820), (1860, 117432), (1864, 117180), (1890, 115568), (1953, 111840), (2016, 108345), (2097, 104160), (2160, 101122), (2170, 100656), (2232, 97860), (2330, 93744), (2480, 88074), (2520, 86676), (2604, 83880), (2790, 78288), (2796, 78120), (2976, 73395), (3024, 72230), (3255, 67104), (3262, 66960), (3348, 65240), (3360, 65007), (3472, 62910), (3495, 62496), (3720, 58716), (3728, 58590), (3780, 57784), (3906, 55920), (4185, 52192), (4194, 52080), (4320, 50561), (4340, 50328), (4464, 48930), (4660, 46872), (4893, 44640), (4960, 44037), (5040, 43338), (5208, 41940), (5580, 39144), (5592, 39060), (5859, 37280), (6048, 36115), (6291, 34720), (6510, 33552), (6524, 33480), (6696, 32620), (6944, 31455), (6990, 31248), (7223, 30240), (7440, 29358), (7456, 29295), (7560, 28892), (7812, 27960), (8155, 26784), (8370, 26096), (8388, 26040), (8680, 25164), (8928, 24465), (9320, 23436), (9765, 22368), (9786, 22320), (10080, 21669), (10416, 20970), (10485, 20832), (11160, 19572), (11184, 19530), (11718, 18640), (12582, 17360), (13020, 16776), (13048, 16740), (13392, 16310), (13980, 15624), (14446, 15120), (14679, 14880)]