213423840

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{683}}^1$

素因数の和:742

約数の個数: 288

約数和(自身を含む): 860461056

約数和(自身を除く): 647037216

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 31, 32, 35, 36, 40, 42, 45, 48, 56, 60, 62, 63, 70, 72, 80, 84, 90, 93, 96, 105, 112, 120, 124, 126, 140, 144, 155, 160, 168, 180, 186, 210, 217, 224, 240, 248, 252, 279, 280, 288, 310, 315, 336, 360, 372, 420, 434, 465, 480, 496, 504, 558, 560, 620, 630, 651, 672, 683, 720, 744, 840, 868, 930, 992, 1008, 1085, 1116, 1120, 1240, 1260, 1302, 1366, 1395, 1440, 1488, 1680, 1736, 1860, 1953, 2016, 2049, 2170, 2232, 2480, 2520, 2604, 2732, 2790, 2976, 3255, 3360, 3415, 3472, 3720, 3906, 4098, 4340, 4464, 4781, 4960, 5040, 5208, 5464, 5580, 6147, 6510, 6830, 6944, 7440, 7812, 8196, 8680, 8928, 9562, 9765, 10080, 10245, 10416, 10928, 11160, 12294, 13020, 13660, 14343, 14880, 15624, 16392, 17360, 19124, 19530, 20490, 20832, 21173, 21856, 22320, 23905, 24588, 26040, 27320, 28686, 30735, 31248, 32784, 34720, 38248, 39060, 40980, 42346, 43029, 44640, 47810, 49176, 52080, 54640, 57372, 61470, 62496, 63519, 65568, 71715, 76496, 78120, 81960, 84692, 86058, 95620, 98352, 104160, 105865, 109280, 114744, 122940, 127038, 143430, 148211, 152992, 156240, 163920, 169384, 172116, 190557, 191240, 196704, 211730, 215145, 229488, 245880, 254076, 286860, 296422, 312480, 317595, 327840, 338768, 344232, 381114, 382480, 423460, 430290, 444633, 458976, 491760, 508152, 573720, 592844, 635190, 677536, 688464, 741055, 762228, 764960, 846920, 860580, 889266, 952785, 983520, 1016304, 1147440, 1185688, 1270380, 1333899, 1376928, 1482110, 1524456, 1693840, 1721160, 1778532, 1905570, 2032608, 2223165, 2294880, 2371376, 2540760, 2667798, 2964220, 3048912, 3387680, 3442320, 3557064, 3811140, 4446330, 4742752, 5081520, 5335596, 5928440, 6097824, 6669495, 6884640, 7114128, 7622280, 8892660, 10163040, 10671192, 11856880, 13338990, 14228256, 15244560, 17785320, 21342384, 23713760, 26677980, 30489120, 35570640, 42684768, 53355960, 71141280, 106711920, 213423840]

約数ペア:

[(1, 213423840), (2, 106711920), (3, 71141280), (4, 53355960), (5, 42684768), (6, 35570640), (7, 30489120), (8, 26677980), (9, 23713760), (10, 21342384), (12, 17785320), (14, 15244560), (15, 14228256), (16, 13338990), (18, 11856880), (20, 10671192), (21, 10163040), (24, 8892660), (28, 7622280), (30, 7114128), (31, 6884640), (32, 6669495), (35, 6097824), (36, 5928440), (40, 5335596), (42, 5081520), (45, 4742752), (48, 4446330), (56, 3811140), (60, 3557064), (62, 3442320), (63, 3387680), (70, 3048912), (72, 2964220), (80, 2667798), (84, 2540760), (90, 2371376), (93, 2294880), (96, 2223165), (105, 2032608), (112, 1905570), (120, 1778532), (124, 1721160), (126, 1693840), (140, 1524456), (144, 1482110), (155, 1376928), (160, 1333899), (168, 1270380), (180, 1185688), (186, 1147440), (210, 1016304), (217, 983520), (224, 952785), (240, 889266), (248, 860580), (252, 846920), (279, 764960), (280, 762228), (288, 741055), (310, 688464), (315, 677536), (336, 635190), (360, 592844), (372, 573720), (420, 508152), (434, 491760), (465, 458976), (480, 444633), (496, 430290), (504, 423460), (558, 382480), (560, 381114), (620, 344232), (630, 338768), (651, 327840), (672, 317595), (683, 312480), (720, 296422), (744, 286860), (840, 254076), (868, 245880), (930, 229488), (992, 215145), (1008, 211730), (1085, 196704), (1116, 191240), (1120, 190557), (1240, 172116), (1260, 169384), (1302, 163920), (1366, 156240), (1395, 152992), (1440, 148211), (1488, 143430), (1680, 127038), (1736, 122940), (1860, 114744), (1953, 109280), (2016, 105865), (2049, 104160), (2170, 98352), (2232, 95620), (2480, 86058), (2520, 84692), (2604, 81960), (2732, 78120), (2790, 76496), (2976, 71715), (3255, 65568), (3360, 63519), (3415, 62496), (3472, 61470), (3720, 57372), (3906, 54640), (4098, 52080), (4340, 49176), (4464, 47810), (4781, 44640), (4960, 43029), (5040, 42346), (5208, 40980), (5464, 39060), (5580, 38248), (6147, 34720), (6510, 32784), (6830, 31248), (6944, 30735), (7440, 28686), (7812, 27320), (8196, 26040), (8680, 24588), (8928, 23905), (9562, 22320), (9765, 21856), (10080, 21173), (10245, 20832), (10416, 20490), (10928, 19530), (11160, 19124), (12294, 17360), (13020, 16392), (13660, 15624), (14343, 14880)]