30399840

素因数分解:

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

素因数の和:282

約数の個数: 192

約数和(自身を含む): 110315520

約数和(自身を除く): 79915680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 216, 227, 240, 248, 270, 279, 288, 310, 360, 372, 432, 454, 465, 480, 496, 540, 558, 620, 681, 720, 744, 837, 864, 908, 930, 992, 1080, 1116, 1135, 1240, 1362, 1395, 1440, 1488, 1674, 1816, 1860, 2043, 2160, 2232, 2270, 2480, 2724, 2790, 2976, 3348, 3405, 3632, 3720, 4086, 4185, 4320, 4464, 4540, 4960, 5448, 5580, 6129, 6696, 6810, 7037, 7264, 7440, 8172, 8370, 8928, 9080, 10215, 10896, 11160, 12258, 13392, 13620, 14074, 14880, 16344, 16740, 18160, 20430, 21111, 21792, 22320, 24516, 26784, 27240, 28148, 30645, 32688, 33480, 35185, 36320, 40860, 42222, 44640, 49032, 54480, 56296, 61290, 63333, 65376, 66960, 70370, 81720, 84444, 98064, 105555, 108960, 112592, 122580, 126666, 133920, 140740, 163440, 168888, 189999, 196128, 211110, 225184, 245160, 253332, 281480, 316665, 326880, 337776, 379998, 422220, 490320, 506664, 562960, 633330, 675552, 759996, 844440, 949995, 980640, 1013328, 1125920, 1266660, 1519992, 1688880, 1899990, 2026656, 2533320, 3039984, 3377760, 3799980, 5066640, 6079968, 7599960, 10133280, 15199920, 30399840]

約数ペア:

[(1, 30399840), (2, 15199920), (3, 10133280), (4, 7599960), (5, 6079968), (6, 5066640), (8, 3799980), (9, 3377760), (10, 3039984), (12, 2533320), (15, 2026656), (16, 1899990), (18, 1688880), (20, 1519992), (24, 1266660), (27, 1125920), (30, 1013328), (31, 980640), (32, 949995), (36, 844440), (40, 759996), (45, 675552), (48, 633330), (54, 562960), (60, 506664), (62, 490320), (72, 422220), (80, 379998), (90, 337776), (93, 326880), (96, 316665), (108, 281480), (120, 253332), (124, 245160), (135, 225184), (144, 211110), (155, 196128), (160, 189999), (180, 168888), (186, 163440), (216, 140740), (227, 133920), (240, 126666), (248, 122580), (270, 112592), (279, 108960), (288, 105555), (310, 98064), (360, 84444), (372, 81720), (432, 70370), (454, 66960), (465, 65376), (480, 63333), (496, 61290), (540, 56296), (558, 54480), (620, 49032), (681, 44640), (720, 42222), (744, 40860), (837, 36320), (864, 35185), (908, 33480), (930, 32688), (992, 30645), (1080, 28148), (1116, 27240), (1135, 26784), (1240, 24516), (1362, 22320), (1395, 21792), (1440, 21111), (1488, 20430), (1674, 18160), (1816, 16740), (1860, 16344), (2043, 14880), (2160, 14074), (2232, 13620), (2270, 13392), (2480, 12258), (2724, 11160), (2790, 10896), (2976, 10215), (3348, 9080), (3405, 8928), (3632, 8370), (3720, 8172), (4086, 7440), (4185, 7264), (4320, 7037), (4464, 6810), (4540, 6696), (4960, 6129), (5448, 5580)]