1980191214720

素因数分解:

$2^7\times 3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{8609}}^1$

素因数の和:8692

約数の個数: 896

約数和(自身を含む): 7775145126000

約数和(自身を除く): 5794953911280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 29, 30, 32, 34, 36, 40, 45, 48, 51, 54, 58, 60, 64, 68, 72, 80, 81, 85, 87, 90, 96, 102, 108, 116, 120, 128, 135, 136, 144, 145, 153, 160, 162, 170, 174, 180, 192, 204, 216, 232, 240, 243, 255, 261, 270, 272, 288, 290, 306, 320, 324, 340, 348, 360, 384, 405, 408, 432, 435, 459, 464, 480, 486, 493, 510, 522, 540, 544, 576, 580, 612, 640, 648, 680, 696, 720, 729, 765, 783, 810, 816, 864, 870, 918, 928, 960, 972, 986, 1020, 1044, 1080, 1088, 1152, 1160, 1215, 1224, 1296, 1305, 1360, 1377, 1392, 1440, 1458, 1479, 1530, 1566, 1620, 1632, 1728, 1740, 1836, 1856, 1920, 1944, 1972, 2040, 2088, 2160, 2176, 2295, 2320, 2349, 2430, 2448, 2465, 2592, 2610, 2720, 2754, 2784, 2880, 2916, 2958, 3060, 3132, 3240, 3264, 3456, 3480, 3645, 3672, 3712, 3888, 3915, 3944, 4080, 4131, 4176, 4320, 4437, 4590, 4640, 4698, 4860, 4896, 4930, 5184, 5220, 5440, 5508, 5568, 5760, 5832, 5916, 6120, 6264, 6480, 6528, 6885, 6960, 7047, 7290, 7344, 7395, 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約数ペア:

[(1, 1980191214720), (2, 990095607360), (3, 660063738240), (4, 495047803680), (5, 396038242944), (6, 330031869120), (8, 247523901840), (9, 220021246080), (10, 198019121472), (12, 165015934560), (15, 132012747648), (16, 123761950920), (17, 116481836160), (18, 110010623040), (20, 99009560736), (24, 82507967280), (27, 73340415360), (29, 68282455680), (30, 66006373824), (32, 61880975460), (34, 58240918080), (36, 55005311520), (40, 49504780368), (45, 44004249216), (48, 41253983640), (51, 38827278720), (54, 36670207680), (58, 34141227840), (60, 33003186912), (64, 30940487730), (68, 29120459040), (72, 27502655760), (80, 24752390184), (81, 24446805120), (85, 23296367232), (87, 22760818560), (90, 22002124608), (96, 20626991820), (102, 19413639360), (108, 18335103840), (116, 17070613920), (120, 16501593456), (128, 15470243865), (135, 14668083072), (136, 14560229520), (144, 13751327880), (145, 13656491136), (153, 12942426240), (160, 12376195092), (162, 12223402560), (170, 11648183616), (174, 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