1218431520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:392

約数の個数: 288

約数和(自身を含む): 4351838400

約数和(自身を除く): 3133406880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 163, 174, 179, 180, 232, 240, 261, 288, 290, 326, 348, 358, 360, 435, 464, 480, 489, 522, 537, 580, 652, 696, 716, 720, 815, 870, 895, 928, 978, 1044, 1074, 1160, 1304, 1305, 1392, 1432, 1440, 1467, 1611, 1630, 1740, 1790, 1956, 2088, 2148, 2320, 2445, 2608, 2610, 2685, 2784, 2864, 2934, 3222, 3260, 3480, 3580, 3912, 4176, 4296, 4640, 4727, 4890, 5191, 5216, 5220, 5370, 5728, 5868, 6444, 6520, 6960, 7160, 7335, 7824, 8055, 8352, 8592, 9454, 9780, 10382, 10440, 10740, 11736, 12888, 13040, 13920, 14181, 14320, 14670, 15573, 15648, 16110, 17184, 18908, 19560, 20764, 20880, 21480, 23472, 23635, 25776, 25955, 26080, 28362, 28640, 29177, 29340, 31146, 32220, 37816, 39120, 41528, 41760, 42543, 42960, 46719, 46944, 47270, 51552, 51910, 56724, 58354, 58680, 62292, 64440, 70905, 75632, 77865, 78240, 83056, 85086, 85920, 87531, 93438, 94540, 103820, 113448, 116708, 117360, 124584, 128880, 141810, 145885, 151264, 155730, 166112, 170172, 175062, 186876, 189080, 207640, 212715, 226896, 233416, 233595, 234720, 249168, 257760, 262593, 283620, 291770, 311460, 340344, 350124, 373752, 378160, 415280, 425430, 437655, 453792, 466832, 467190, 498336, 525186, 567240, 583540, 622920, 680688, 700248, 747504, 756320, 830560, 846133, 850860, 875310, 933664, 934380, 1050372, 1134480, 1167080, 1245840, 1312965, 1361376, 1400496, 1495008, 1692266, 1701720, 1750620, 1868760, 2100744, 2268960, 2334160, 2491680, 2538399, 2625930, 2800992, 3384532, 3403440, 3501240, 3737520, 4201488, 4230665, 4668320, 5076798, 5251860, 6769064, 6806880, 7002480, 7475040, 7615197, 8402976, 8461330, 10153596, 10503720, 12691995, 13538128, 14004960, 15230394, 16922660, 20307192, 21007440, 25383990, 27076256, 30460788, 33845320, 38075985, 40614384, 42014880, 50767980, 60921576, 67690640, 76151970, 81228768, 101535960, 121843152, 135381280, 152303940, 203071920, 243686304, 304607880, 406143840, 609215760, 1218431520]

約数ペア:

[(1, 1218431520), (2, 609215760), (3, 406143840), (4, 304607880), (5, 243686304), (6, 203071920), (8, 152303940), (9, 135381280), (10, 121843152), (12, 101535960), (15, 81228768), (16, 76151970), (18, 67690640), (20, 60921576), (24, 50767980), (29, 42014880), (30, 40614384), (32, 38075985), (36, 33845320), (40, 30460788), (45, 27076256), (48, 25383990), (58, 21007440), (60, 20307192), (72, 16922660), (80, 15230394), (87, 14004960), (90, 13538128), (96, 12691995), (116, 10503720), (120, 10153596), (144, 8461330), (145, 8402976), (160, 7615197), (163, 7475040), (174, 7002480), (179, 6806880), (180, 6769064), (232, 5251860), (240, 5076798), (261, 4668320), (288, 4230665), (290, 4201488), (326, 3737520), (348, 3501240), (358, 3403440), (360, 3384532), (435, 2800992), (464, 2625930), (480, 2538399), (489, 2491680), (522, 2334160), (537, 2268960), (580, 2100744), (652, 1868760), (696, 1750620), (716, 1701720), (720, 1692266), (815, 1495008), (870, 1400496), (895, 1361376), (928, 1312965), (978, 1245840), (1044, 1167080), (1074, 1134480), (1160, 1050372), (1304, 934380), (1305, 933664), (1392, 875310), (1432, 850860), (1440, 846133), (1467, 830560), (1611, 756320), (1630, 747504), (1740, 700248), (1790, 680688), (1956, 622920), (2088, 583540), (2148, 567240), (2320, 525186), (2445, 498336), (2608, 467190), (2610, 466832), (2685, 453792), (2784, 437655), (2864, 425430), (2934, 415280), (3222, 378160), (3260, 373752), (3480, 350124), (3580, 340344), (3912, 311460), (4176, 291770), (4296, 283620), (4640, 262593), (4727, 257760), (4890, 249168), (5191, 234720), (5216, 233595), (5220, 233416), (5370, 226896), (5728, 212715), (5868, 207640), (6444, 189080), (6520, 186876), (6960, 175062), (7160, 170172), (7335, 166112), (7824, 155730), (8055, 151264), (8352, 145885), (8592, 141810), (9454, 128880), (9780, 124584), (10382, 117360), (10440, 116708), (10740, 113448), (11736, 103820), (12888, 94540), (13040, 93438), (13920, 87531), (14181, 85920), (14320, 85086), (14670, 83056), (15573, 78240), (15648, 77865), (16110, 75632), (17184, 70905), (18908, 64440), (19560, 62292), (20764, 58680), (20880, 58354), (21480, 56724), (23472, 51910), (23635, 51552), (25776, 47270), (25955, 46944), (26080, 46719), (28362, 42960), (28640, 42543), (29177, 41760), (29340, 41528), (31146, 39120), (32220, 37816)]