210921408

素因数分解:

$2^6\times 3^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 280

約数和(自身を含む): 685982880

約数和(自身を除く): 475061472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 29, 32, 36, 46, 48, 54, 58, 61, 64, 69, 72, 81, 87, 92, 96, 108, 116, 122, 138, 144, 162, 174, 183, 184, 192, 207, 216, 232, 244, 261, 276, 288, 324, 348, 366, 368, 414, 432, 464, 488, 522, 549, 552, 576, 621, 648, 667, 696, 732, 736, 783, 828, 864, 928, 976, 1044, 1098, 1104, 1242, 1296, 1334, 1392, 1403, 1464, 1472, 1566, 1647, 1656, 1728, 1769, 1856, 1863, 1952, 2001, 2088, 2196, 2208, 2349, 2484, 2592, 2668, 2784, 2806, 2928, 3132, 3294, 3312, 3538, 3726, 3904, 4002, 4176, 4209, 4392, 4416, 4698, 4941, 4968, 5184, 5307, 5336, 5568, 5612, 5856, 6003, 6264, 6588, 6624, 7076, 7452, 8004, 8352, 8418, 8784, 9396, 9882, 9936, 10614, 10672, 11224, 11712, 12006, 12528, 12627, 13176, 13248, 14152, 14904, 15921, 16008, 16704, 16836, 17568, 18009, 18792, 19764, 19872, 21228, 21344, 22448, 24012, 25056, 25254, 26352, 28304, 29808, 31842, 32016, 33672, 35136, 36018, 37584, 37881, 39528, 39744, 40687, 42456, 42688, 44896, 47763, 48024, 50112, 50508, 52704, 54027, 56608, 59616, 63684, 64032, 67344, 72036, 75168, 75762, 79056, 81374, 84912, 89792, 95526, 96048, 101016, 105408, 108054, 113216, 113643, 119232, 122061, 127368, 128064, 134688, 143289, 144072, 150336, 151524, 158112, 162748, 169824, 191052, 192096, 202032, 216108, 227286, 244122, 254736, 269376, 286578, 288144, 303048, 316224, 325496, 339648, 366183, 382104, 384192, 404064, 432216, 454572, 488244, 509472, 573156, 576288, 606096, 650992, 732366, 764208, 808128, 864432, 909144, 976488, 1018944, 1098549, 1146312, 1152576, 1212192, 1301984, 1464732, 1528416, 1728864, 1818288, 1952976, 2197098, 2292624, 2424384, 2603968, 2929464, 3056832, 3295647, 3457728, 3636576, 3905952, 4394196, 4585248, 5858928, 6591294, 7273152, 7811904, 8788392, 9170496, 11717856, 13182588, 17576784, 23435712, 26365176, 35153568, 52730352, 70307136, 105460704, 210921408]

約数ペア:

[(1, 210921408), (2, 105460704), (3, 70307136), (4, 52730352), (6, 35153568), (8, 26365176), (9, 23435712), (12, 17576784), (16, 13182588), (18, 11717856), (23, 9170496), (24, 8788392), (27, 7811904), (29, 7273152), (32, 6591294), (36, 5858928), (46, 4585248), (48, 4394196), (54, 3905952), (58, 3636576), (61, 3457728), (64, 3295647), (69, 3056832), (72, 2929464), (81, 2603968), (87, 2424384), (92, 2292624), (96, 2197098), (108, 1952976), (116, 1818288), (122, 1728864), (138, 1528416), (144, 1464732), (162, 1301984), (174, 1212192), (183, 1152576), (184, 1146312), (192, 1098549), (207, 1018944), (216, 976488), (232, 909144), (244, 864432), (261, 808128), (276, 764208), (288, 732366), (324, 650992), (348, 606096), (366, 576288), (368, 573156), (414, 509472), (432, 488244), (464, 454572), (488, 432216), (522, 404064), (549, 384192), (552, 382104), (576, 366183), (621, 339648), (648, 325496), (667, 316224), (696, 303048), (732, 288144), (736, 286578), (783, 269376), (828, 254736), (864, 244122), (928, 227286), (976, 216108), (1044, 202032), (1098, 192096), (1104, 191052), (1242, 169824), (1296, 162748), (1334, 158112), (1392, 151524), (1403, 150336), (1464, 144072), (1472, 143289), (1566, 134688), (1647, 128064), (1656, 127368), (1728, 122061), (1769, 119232), (1856, 113643), (1863, 113216), (1952, 108054), (2001, 105408), (2088, 101016), (2196, 96048), (2208, 95526), (2349, 89792), (2484, 84912), (2592, 81374), (2668, 79056), (2784, 75762), (2806, 75168), (2928, 72036), (3132, 67344), (3294, 64032), (3312, 63684), (3538, 59616), (3726, 56608), (3904, 54027), (4002, 52704), (4176, 50508), (4209, 50112), (4392, 48024), (4416, 47763), (4698, 44896), (4941, 42688), (4968, 42456), (5184, 40687), (5307, 39744), (5336, 39528), (5568, 37881), (5612, 37584), (5856, 36018), (6003, 35136), (6264, 33672), (6588, 32016), (6624, 31842), (7076, 29808), (7452, 28304), (8004, 26352), (8352, 25254), (8418, 25056), (8784, 24012), (9396, 22448), (9882, 21344), (9936, 21228), (10614, 19872), (10672, 19764), (11224, 18792), (11712, 18009), (12006, 17568), (12528, 16836), (12627, 16704), (13176, 16008), (13248, 15921), (14152, 14904)]