54551520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{881}}^1$

素因数の和:945

約数の個数: 144

約数和(自身を含む): 190702512

約数和(自身を除く): 136150992

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 215, 240, 258, 288, 344, 360, 387, 430, 480, 516, 645, 688, 720, 774, 860, 881, 1032, 1290, 1376, 1440, 1548, 1720, 1762, 1935, 2064, 2580, 2643, 3096, 3440, 3524, 3870, 4128, 4405, 5160, 5286, 6192, 6880, 7048, 7740, 7929, 8810, 10320, 10572, 12384, 13215, 14096, 15480, 15858, 17620, 20640, 21144, 26430, 28192, 30960, 31716, 35240, 37883, 39645, 42288, 52860, 61920, 63432, 70480, 75766, 79290, 84576, 105720, 113649, 126864, 140960, 151532, 158580, 189415, 211440, 227298, 253728, 303064, 317160, 340947, 378830, 422880, 454596, 568245, 606128, 634320, 681894, 757660, 909192, 1136490, 1212256, 1268640, 1363788, 1515320, 1704735, 1818384, 2272980, 2727576, 3030640, 3409470, 3636768, 4545960, 5455152, 6061280, 6818940, 9091920, 10910304, 13637880, 18183840, 27275760, 54551520]

約数ペア:

[(1, 54551520), (2, 27275760), (3, 18183840), (4, 13637880), (5, 10910304), (6, 9091920), (8, 6818940), (9, 6061280), (10, 5455152), (12, 4545960), (15, 3636768), (16, 3409470), (18, 3030640), (20, 2727576), (24, 2272980), (30, 1818384), (32, 1704735), (36, 1515320), (40, 1363788), (43, 1268640), (45, 1212256), (48, 1136490), (60, 909192), (72, 757660), (80, 681894), (86, 634320), (90, 606128), (96, 568245), (120, 454596), (129, 422880), (144, 378830), (160, 340947), (172, 317160), (180, 303064), (215, 253728), (240, 227298), (258, 211440), (288, 189415), (344, 158580), (360, 151532), (387, 140960), (430, 126864), (480, 113649), (516, 105720), (645, 84576), (688, 79290), (720, 75766), (774, 70480), (860, 63432), (881, 61920), (1032, 52860), (1290, 42288), (1376, 39645), (1440, 37883), (1548, 35240), (1720, 31716), (1762, 30960), (1935, 28192), (2064, 26430), (2580, 21144), (2643, 20640), (3096, 17620), (3440, 15858), (3524, 15480), (3870, 14096), (4128, 13215), (4405, 12384), (5160, 10572), (5286, 10320), (6192, 8810), (6880, 7929), (7048, 7740)]