18808560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:343

約数の個数: 120

約数和(自身を含む): 63951264

約数和(自身を除く): 45142704

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 151, 173, 180, 240, 302, 346, 360, 453, 519, 604, 692, 720, 755, 865, 906, 1038, 1208, 1359, 1384, 1510, 1557, 1730, 1812, 2076, 2265, 2416, 2595, 2718, 2768, 3020, 3114, 3460, 3624, 4152, 4530, 5190, 5436, 6040, 6228, 6795, 6920, 7248, 7785, 8304, 9060, 10380, 10872, 12080, 12456, 13590, 13840, 15570, 18120, 20760, 21744, 24912, 26123, 27180, 31140, 36240, 41520, 52246, 54360, 62280, 78369, 104492, 108720, 124560, 130615, 156738, 208984, 235107, 261230, 313476, 391845, 417968, 470214, 522460, 626952, 783690, 940428, 1044920, 1175535, 1253904, 1567380, 1880856, 2089840, 2351070, 3134760, 3761712, 4702140, 6269520, 9404280, 18808560]

約数ペア:

[(1, 18808560), (2, 9404280), (3, 6269520), (4, 4702140), (5, 3761712), (6, 3134760), (8, 2351070), (9, 2089840), (10, 1880856), (12, 1567380), (15, 1253904), (16, 1175535), (18, 1044920), (20, 940428), (24, 783690), (30, 626952), (36, 522460), (40, 470214), (45, 417968), (48, 391845), (60, 313476), (72, 261230), (80, 235107), (90, 208984), (120, 156738), (144, 130615), (151, 124560), (173, 108720), (180, 104492), (240, 78369), (302, 62280), (346, 54360), (360, 52246), (453, 41520), (519, 36240), (604, 31140), (692, 27180), (720, 26123), (755, 24912), (865, 21744), (906, 20760), (1038, 18120), (1208, 15570), (1359, 13840), (1384, 13590), (1510, 12456), (1557, 12080), (1730, 10872), (1812, 10380), (2076, 9060), (2265, 8304), (2416, 7785), (2595, 7248), (2718, 6920), (2768, 6795), (3020, 6228), (3114, 6040), (3460, 5436), (3624, 5190), (4152, 4530)]