18966000

素因数分解:

$2^4\times 3^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1$

素因数の和:164

約数の個数: 160

約数和(自身を含む): 63835200

約数和(自身を除く): 44869200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 29, 30, 40, 48, 50, 58, 60, 75, 80, 87, 100, 109, 116, 120, 125, 145, 150, 174, 200, 218, 232, 240, 250, 290, 300, 327, 348, 375, 400, 435, 436, 464, 500, 545, 580, 600, 654, 696, 725, 750, 870, 872, 1000, 1090, 1160, 1200, 1308, 1392, 1450, 1500, 1635, 1740, 1744, 2000, 2175, 2180, 2320, 2616, 2725, 2900, 3000, 3161, 3270, 3480, 3625, 4350, 4360, 5232, 5450, 5800, 6000, 6322, 6540, 6960, 7250, 8175, 8700, 8720, 9483, 10875, 10900, 11600, 12644, 13080, 13625, 14500, 15805, 16350, 17400, 18966, 21750, 21800, 25288, 26160, 27250, 29000, 31610, 32700, 34800, 37932, 40875, 43500, 43600, 47415, 50576, 54500, 58000, 63220, 65400, 75864, 79025, 81750, 87000, 94830, 109000, 126440, 130800, 151728, 158050, 163500, 174000, 189660, 218000, 237075, 252880, 316100, 327000, 379320, 395125, 474150, 632200, 654000, 758640, 790250, 948300, 1185375, 1264400, 1580500, 1896600, 2370750, 3161000, 3793200, 4741500, 6322000, 9483000, 18966000]

約数ペア:

[(1, 18966000), (2, 9483000), (3, 6322000), (4, 4741500), (5, 3793200), (6, 3161000), (8, 2370750), (10, 1896600), (12, 1580500), (15, 1264400), (16, 1185375), (20, 948300), (24, 790250), (25, 758640), (29, 654000), (30, 632200), (40, 474150), (48, 395125), (50, 379320), (58, 327000), (60, 316100), (75, 252880), (80, 237075), (87, 218000), (100, 189660), (109, 174000), (116, 163500), (120, 158050), (125, 151728), (145, 130800), (150, 126440), (174, 109000), (200, 94830), (218, 87000), (232, 81750), (240, 79025), (250, 75864), (290, 65400), (300, 63220), (327, 58000), (348, 54500), (375, 50576), (400, 47415), (435, 43600), (436, 43500), (464, 40875), (500, 37932), (545, 34800), (580, 32700), (600, 31610), (654, 29000), (696, 27250), (725, 26160), (750, 25288), (870, 21800), (872, 21750), (1000, 18966), (1090, 17400), (1160, 16350), (1200, 15805), (1308, 14500), (1392, 13625), (1450, 13080), (1500, 12644), (1635, 11600), (1740, 10900), (1744, 10875), (2000, 9483), (2175, 8720), (2180, 8700), (2320, 8175), (2616, 7250), (2725, 6960), (2900, 6540), (3000, 6322), (3161, 6000), (3270, 5800), (3480, 5450), (3625, 5232), (4350, 4360)]