220398840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:307

約数の個数: 256

約数和(自身を含む): 787968000

約数和(自身を除く): 567569160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 29, 30, 31, 36, 40, 45, 54, 58, 60, 62, 72, 87, 90, 93, 108, 116, 120, 124, 135, 145, 155, 174, 180, 186, 216, 227, 232, 248, 261, 270, 279, 290, 310, 348, 360, 372, 435, 454, 465, 522, 540, 558, 580, 620, 681, 696, 744, 783, 837, 870, 899, 908, 930, 1044, 1080, 1116, 1135, 1160, 1240, 1305, 1362, 1395, 1566, 1674, 1740, 1798, 1816, 1860, 2043, 2088, 2232, 2270, 2610, 2697, 2724, 2790, 3132, 3348, 3405, 3480, 3596, 3720, 3915, 4086, 4185, 4495, 4540, 5220, 5394, 5448, 5580, 6129, 6264, 6583, 6696, 6810, 7037, 7192, 7830, 8091, 8172, 8370, 8990, 9080, 10215, 10440, 10788, 11160, 12258, 13166, 13485, 13620, 14074, 15660, 16182, 16344, 16740, 17980, 19749, 20430, 21111, 21576, 24273, 24516, 26332, 26970, 27240, 28148, 30645, 31320, 32364, 32915, 33480, 35185, 35960, 39498, 40455, 40860, 42222, 48546, 49032, 52664, 53940, 56296, 59247, 61290, 63333, 64728, 65830, 70370, 78996, 80910, 81720, 84444, 97092, 98745, 105555, 107880, 118494, 121365, 122580, 126666, 131660, 140740, 157992, 161820, 168888, 177741, 189999, 194184, 197490, 204073, 211110, 236988, 242730, 245160, 253332, 263320, 281480, 296235, 316665, 323640, 355482, 379998, 394980, 408146, 422220, 473976, 485460, 506664, 592470, 612219, 633330, 710964, 759996, 789960, 816292, 844440, 888705, 949995, 970920, 1020365, 1184940, 1224438, 1266660, 1421928, 1519992, 1632584, 1777410, 1836657, 1899990, 2040730, 2369880, 2448876, 2533320, 3061095, 3554820, 3673314, 3799980, 4081460, 4897752, 5509971, 6122190, 7109640, 7346628, 7599960, 8162920, 9183285, 11019942, 12244380, 14693256, 18366570, 22039884, 24488760, 27549855, 36733140, 44079768, 55099710, 73466280, 110199420, 220398840]

約数ペア:

[(1, 220398840), (2, 110199420), (3, 73466280), (4, 55099710), (5, 44079768), (6, 36733140), (8, 27549855), (9, 24488760), (10, 22039884), (12, 18366570), (15, 14693256), (18, 12244380), (20, 11019942), (24, 9183285), (27, 8162920), (29, 7599960), (30, 7346628), (31, 7109640), (36, 6122190), (40, 5509971), (45, 4897752), (54, 4081460), (58, 3799980), (60, 3673314), (62, 3554820), (72, 3061095), (87, 2533320), (90, 2448876), (93, 2369880), (108, 2040730), (116, 1899990), (120, 1836657), (124, 1777410), (135, 1632584), (145, 1519992), (155, 1421928), (174, 1266660), (180, 1224438), (186, 1184940), (216, 1020365), (227, 970920), (232, 949995), (248, 888705), (261, 844440), (270, 816292), (279, 789960), (290, 759996), (310, 710964), (348, 633330), (360, 612219), (372, 592470), (435, 506664), (454, 485460), (465, 473976), (522, 422220), (540, 408146), (558, 394980), (580, 379998), (620, 355482), (681, 323640), (696, 316665), (744, 296235), (783, 281480), (837, 263320), (870, 253332), (899, 245160), (908, 242730), (930, 236988), (1044, 211110), (1080, 204073), (1116, 197490), (1135, 194184), (1160, 189999), (1240, 177741), (1305, 168888), (1362, 161820), (1395, 157992), (1566, 140740), (1674, 131660), (1740, 126666), (1798, 122580), (1816, 121365), (1860, 118494), (2043, 107880), (2088, 105555), (2232, 98745), (2270, 97092), (2610, 84444), (2697, 81720), (2724, 80910), (2790, 78996), (3132, 70370), (3348, 65830), (3405, 64728), (3480, 63333), (3596, 61290), (3720, 59247), (3915, 56296), (4086, 53940), (4185, 52664), (4495, 49032), (4540, 48546), (5220, 42222), (5394, 40860), (5448, 40455), (5580, 39498), (6129, 35960), (6264, 35185), (6583, 33480), (6696, 32915), (6810, 32364), (7037, 31320), (7192, 30645), (7830, 28148), (8091, 27240), (8172, 26970), (8370, 26332), (8990, 24516), (9080, 24273), (10215, 21576), (10440, 21111), (10788, 20430), (11160, 19749), (12258, 17980), (13166, 16740), (13485, 16344), (13620, 16182), (14074, 15660)]