1391646720

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:628

約数の個数: 192

約数和(自身を含む): 4511052000

約数和(自身を除く): 3119405280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 128, 160, 178, 192, 240, 256, 267, 320, 356, 384, 445, 480, 509, 512, 534, 640, 712, 768, 890, 960, 1018, 1024, 1068, 1280, 1335, 1424, 1527, 1536, 1780, 1920, 2036, 2048, 2136, 2545, 2560, 2670, 2848, 3054, 3072, 3560, 3840, 4072, 4272, 5090, 5120, 5340, 5696, 6108, 6144, 7120, 7635, 7680, 8144, 8544, 10180, 10240, 10680, 11392, 12216, 14240, 15270, 15360, 16288, 17088, 20360, 21360, 22784, 24432, 28480, 30540, 30720, 32576, 34176, 40720, 42720, 45301, 45568, 48864, 56960, 61080, 65152, 68352, 81440, 85440, 90602, 91136, 97728, 113920, 122160, 130304, 135903, 136704, 162880, 170880, 181204, 182272, 195456, 226505, 227840, 244320, 260608, 271806, 273408, 325760, 341760, 362408, 390912, 453010, 455680, 488640, 521216, 543612, 546816, 651520, 679515, 683520, 724816, 781824, 906020, 911360, 977280, 1042432, 1087224, 1303040, 1359030, 1367040, 1449632, 1563648, 1812040, 1954560, 2174448, 2606080, 2718060, 2734080, 2899264, 3127296, 3624080, 3909120, 4348896, 5212160, 5436120, 5798528, 7248160, 7818240, 8697792, 10872240, 11597056, 14496320, 15636480, 17395584, 21744480, 23194112, 28992640, 34791168, 43488960, 46388224, 57985280, 69582336, 86977920, 92776448, 115970560, 139164672, 173955840, 231941120, 278329344, 347911680, 463882240, 695823360, 1391646720]

約数ペア:

[(1, 1391646720), (2, 695823360), (3, 463882240), (4, 347911680), (5, 278329344), (6, 231941120), (8, 173955840), (10, 139164672), (12, 115970560), (15, 92776448), (16, 86977920), (20, 69582336), (24, 57985280), (30, 46388224), (32, 43488960), (40, 34791168), (48, 28992640), (60, 23194112), (64, 21744480), (80, 17395584), (89, 15636480), (96, 14496320), (120, 11597056), (128, 10872240), (160, 8697792), (178, 7818240), (192, 7248160), (240, 5798528), (256, 5436120), (267, 5212160), (320, 4348896), (356, 3909120), (384, 3624080), (445, 3127296), (480, 2899264), (509, 2734080), (512, 2718060), (534, 2606080), (640, 2174448), (712, 1954560), (768, 1812040), (890, 1563648), (960, 1449632), (1018, 1367040), (1024, 1359030), (1068, 1303040), (1280, 1087224), (1335, 1042432), (1424, 977280), (1527, 911360), (1536, 906020), (1780, 781824), (1920, 724816), (2036, 683520), (2048, 679515), (2136, 651520), (2545, 546816), (2560, 543612), (2670, 521216), (2848, 488640), (3054, 455680), (3072, 453010), (3560, 390912), (3840, 362408), (4072, 341760), (4272, 325760), (5090, 273408), (5120, 271806), (5340, 260608), (5696, 244320), (6108, 227840), (6144, 226505), (7120, 195456), (7635, 182272), (7680, 181204), (8144, 170880), (8544, 162880), (10180, 136704), (10240, 135903), (10680, 130304), (11392, 122160), (12216, 113920), (14240, 97728), (15270, 91136), (15360, 90602), (16288, 85440), (17088, 81440), (20360, 68352), (21360, 65152), (22784, 61080), (24432, 56960), (28480, 48864), (30540, 45568), (30720, 45301), (32576, 42720), (34176, 40720)]