261606240

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{211}}^1$

素因数の和:283

約数の個数: 384

約数和(自身を含む): 1077027840

約数和(自身を除く): 815421600

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, 41, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 82, 84, 90, 96, 105, 108, 112, 120, 123, 126, 135, 140, 144, 160, 164, 168, 180, 189, 205, 210, 211, 216, 224, 240, 246, 252, 270, 280, 287, 288, 315, 328, 336, 360, 369, 378, 410, 420, 422, 432, 480, 492, 504, 540, 560, 574, 615, 630, 633, 656, 672, 720, 738, 756, 820, 840, 844, 861, 864, 945, 984, 1008, 1055, 1080, 1107, 1120, 1148, 1230, 1260, 1266, 1312, 1435, 1440, 1476, 1477, 1512, 1640, 1680, 1688, 1722, 1845, 1890, 1899, 1968, 2016, 2110, 2160, 2214, 2296, 2460, 2520, 2532, 2583, 2870, 2952, 2954, 3024, 3165, 3280, 3360, 3376, 3444, 3690, 3780, 3798, 3936, 4220, 4305, 4320, 4428, 4431, 4592, 4920, 5040, 5064, 5166, 5535, 5697, 5740, 5904, 5908, 6048, 6330, 6560, 6752, 6888, 7380, 7385, 7560, 7596, 7749, 8440, 8610, 8651, 8856, 8862, 9184, 9495, 9840, 10080, 10128, 10332, 11070, 11394, 11480, 11808, 11816, 12660, 12915, 13293, 13776, 14760, 14770, 15120, 15192, 15498, 16880, 17220, 17302, 17712, 17724, 18990, 19680, 20256, 20664, 22140, 22155, 22788, 22960, 23632, 25320, 25830, 25953, 26586, 27552, 28485, 29520, 29540, 30240, 30384, 30996, 33760, 34440, 34604, 35424, 35448, 37980, 38745, 39879, 41328, 43255, 44280, 44310, 45576, 45920, 47264, 50640, 51660, 51906, 53172, 56970, 59040, 59080, 60557, 60768, 61992, 66465, 68880, 69208, 70896, 75960, 77490, 77859, 79758, 82656, 86510, 88560, 88620, 91152, 101280, 103320, 103812, 106344, 113940, 118160, 121114, 123984, 129765, 132930, 137760, 138416, 141792, 151920, 154980, 155718, 159516, 173020, 177120, 177240, 181671, 182304, 199395, 206640, 207624, 212688, 227880, 233577, 236320, 242228, 247968, 259530, 265860, 276832, 302785, 303840, 309960, 311436, 319032, 346040, 354480, 363342, 389295, 398790, 413280, 415248, 425376, 455760, 467154, 484456, 519060, 531720, 545013, 605570, 619920, 622872, 638064, 692080, 708960, 726684, 778590, 797580, 830496, 908355, 911520, 934308, 968912, 1038120, 1063440, 1090026, 1167885, 1211140, 1239840, 1245744, 1276128, 1384160, 1453368, 1557180, 1595160, 1635039, 1816710, 1868616, 1937824, 2076240, 2126880, 2180052, 2335770, 2422280, 2491488, 2725065, 2906736, 3114360, 3190320, 3270078, 3633420, 3737232, 4152480, 4360104, 4671540, 4844560, 5450130, 5813472, 6228720, 6380640, 6540156, 7266840, 7474464, 8175195, 8720208, 9343080, 9689120, 10900260, 12457440, 13080312, 14533680, 16350390, 17440416, 18686160, 21800520, 26160624, 29067360, 32700780, 37372320, 43601040, 52321248, 65401560, 87202080, 130803120, 261606240]

約数ペア:

[(1, 261606240), (2, 130803120), (3, 87202080), (4, 65401560), (5, 52321248), (6, 43601040), (7, 37372320), (8, 32700780), (9, 29067360), (10, 26160624), (12, 21800520), (14, 18686160), (15, 17440416), (16, 16350390), (18, 14533680), (20, 13080312), (21, 12457440), (24, 10900260), (27, 9689120), (28, 9343080), (30, 8720208), (32, 8175195), (35, 7474464), (36, 7266840), (40, 6540156), (41, 6380640), (42, 6228720), (45, 5813472), (48, 5450130), (54, 4844560), (56, 4671540), (60, 4360104), (63, 4152480), (70, 3737232), (72, 3633420), (80, 3270078), (82, 3190320), (84, 3114360), (90, 2906736), (96, 2725065), (105, 2491488), (108, 2422280), (112, 2335770), (120, 2180052), (123, 2126880), (126, 2076240), (135, 1937824), (140, 1868616), (144, 1816710), (160, 1635039), (164, 1595160), (168, 1557180), (180, 1453368), (189, 1384160), (205, 1276128), (210, 1245744), (211, 1239840), (216, 1211140), (224, 1167885), (240, 1090026), (246, 1063440), (252, 1038120), (270, 968912), (280, 934308), (287, 911520), (288, 908355), (315, 830496), (328, 797580), (336, 778590), (360, 726684), (369, 708960), (378, 692080), (410, 638064), (420, 622872), (422, 619920), (432, 605570), (480, 545013), (492, 531720), (504, 519060), (540, 484456), (560, 467154), (574, 455760), (615, 425376), (630, 415248), (633, 413280), (656, 398790), (672, 389295), (720, 363342), (738, 354480), (756, 346040), (820, 319032), (840, 311436), (844, 309960), (861, 303840), (864, 302785), (945, 276832), (984, 265860), (1008, 259530), (1055, 247968), (1080, 242228), (1107, 236320), (1120, 233577), (1148, 227880), (1230, 212688), (1260, 207624), (1266, 206640), (1312, 199395), (1435, 182304), (1440, 181671), (1476, 177240), (1477, 177120), (1512, 173020), (1640, 159516), (1680, 155718), (1688, 154980), (1722, 151920), (1845, 141792), (1890, 138416), (1899, 137760), (1968, 132930), (2016, 129765), (2110, 123984), (2160, 121114), (2214, 118160), (2296, 113940), (2460, 106344), (2520, 103812), (2532, 103320), (2583, 101280), (2870, 91152), (2952, 88620), (2954, 88560), (3024, 86510), (3165, 82656), (3280, 79758), (3360, 77859), (3376, 77490), (3444, 75960), (3690, 70896), (3780, 69208), (3798, 68880), (3936, 66465), (4220, 61992), (4305, 60768), (4320, 60557), (4428, 59080), (4431, 59040), (4592, 56970), (4920, 53172), (5040, 51906), (5064, 51660), (5166, 50640), (5535, 47264), (5697, 45920), (5740, 45576), (5904, 44310), (5908, 44280), (6048, 43255), (6330, 41328), (6560, 39879), (6752, 38745), (6888, 37980), (7380, 35448), (7385, 35424), (7560, 34604), (7596, 34440), (7749, 33760), (8440, 30996), (8610, 30384), (8651, 30240), (8856, 29540), (8862, 29520), (9184, 28485), (9495, 27552), (9840, 26586), (10080, 25953), (10128, 25830), (10332, 25320), (11070, 23632), (11394, 22960), (11480, 22788), (11808, 22155), (11816, 22140), (12660, 20664), (12915, 20256), (13293, 19680), (13776, 18990), (14760, 17724), (14770, 17712), (15120, 17302), (15192, 17220), (15498, 16880)]