218725920

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{2411}}^1$

素因数の和:2445

約数の個数: 240

約数和(自身を含む): 882560448

約数和(自身を除く): 663834528

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, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2411, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 4822, 5040, 5670, 6048, 6480, 7233, 7560, 9072, 9644, 10080, 11340, 12055, 12960, 14466, 15120, 16877, 18144, 19288, 21699, 22680, 24110, 28932, 30240, 33754, 36165, 38576, 43398, 45360, 48220, 50631, 57864, 65097, 67508, 72330, 77152, 84385, 86796, 90720, 96440, 101262, 108495, 115728, 130194, 135016, 144660, 151893, 168770, 173592, 192880, 195291, 202524, 216990, 231456, 253155, 260388, 270032, 289320, 303786, 325485, 337540, 347184, 385760, 390582, 405048, 433980, 455679, 506310, 520776, 540064, 578640, 607572, 650970, 675080, 694368, 759465, 781164, 810096, 867960, 911358, 976455, 1012620, 1041552, 1157280, 1215144, 1301940, 1350160, 1367037, 1518930, 1562328, 1620192, 1735920, 1822716, 1952910, 2025240, 2083104, 2278395, 2430288, 2603880, 2700320, 2734074, 3037860, 3124656, 3471840, 3645432, 3905820, 4050480, 4556790, 4860576, 5207760, 5468148, 6075720, 6249312, 6835185, 7290864, 7811640, 8100960, 9113580, 10415520, 10936296, 12151440, 13670370, 14581728, 15623280, 18227160, 21872592, 24302880, 27340740, 31246560, 36454320, 43745184, 54681480, 72908640, 109362960, 218725920]

約数ペア:

[(1, 218725920), (2, 109362960), (3, 72908640), (4, 54681480), (5, 43745184), (6, 36454320), (7, 31246560), (8, 27340740), (9, 24302880), (10, 21872592), (12, 18227160), (14, 15623280), (15, 14581728), (16, 13670370), (18, 12151440), (20, 10936296), (21, 10415520), (24, 9113580), (27, 8100960), (28, 7811640), (30, 7290864), (32, 6835185), (35, 6249312), (36, 6075720), (40, 5468148), (42, 5207760), (45, 4860576), (48, 4556790), (54, 4050480), (56, 3905820), (60, 3645432), (63, 3471840), (70, 3124656), (72, 3037860), (80, 2734074), (81, 2700320), (84, 2603880), (90, 2430288), (96, 2278395), (105, 2083104), (108, 2025240), (112, 1952910), (120, 1822716), (126, 1735920), (135, 1620192), (140, 1562328), (144, 1518930), (160, 1367037), (162, 1350160), (168, 1301940), (180, 1215144), (189, 1157280), (210, 1041552), (216, 1012620), (224, 976455), (240, 911358), (252, 867960), (270, 810096), (280, 781164), (288, 759465), (315, 694368), (324, 675080), (336, 650970), (360, 607572), (378, 578640), (405, 540064), (420, 520776), (432, 506310), (480, 455679), (504, 433980), (540, 405048), (560, 390582), (567, 385760), (630, 347184), (648, 337540), (672, 325485), (720, 303786), (756, 289320), (810, 270032), (840, 260388), (864, 253155), (945, 231456), (1008, 216990), (1080, 202524), (1120, 195291), (1134, 192880), (1260, 173592), (1296, 168770), (1440, 151893), (1512, 144660), (1620, 135016), (1680, 130194), (1890, 115728), (2016, 108495), (2160, 101262), (2268, 96440), (2411, 90720), (2520, 86796), (2592, 84385), (2835, 77152), (3024, 72330), (3240, 67508), (3360, 65097), (3780, 57864), (4320, 50631), (4536, 48220), (4822, 45360), (5040, 43398), (5670, 38576), (6048, 36165), (6480, 33754), (7233, 30240), (7560, 28932), (9072, 24110), (9644, 22680), (10080, 21699), (11340, 19288), (12055, 18144), (12960, 16877), (14466, 15120)]