19990658016

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{4049}}^1$

素因数の和:4182

約数の個数: 288

約数和(自身を含む): 67931136000

約数和(自身を除く): 47940477984

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 56, 62, 63, 72, 79, 84, 93, 96, 112, 124, 126, 144, 158, 168, 186, 217, 224, 237, 248, 252, 279, 288, 316, 336, 372, 434, 474, 496, 504, 553, 558, 632, 651, 672, 711, 744, 868, 948, 992, 1008, 1106, 1116, 1264, 1302, 1422, 1488, 1659, 1736, 1896, 1953, 2016, 2212, 2232, 2449, 2528, 2604, 2844, 2976, 3318, 3472, 3792, 3906, 4049, 4424, 4464, 4898, 4977, 5208, 5688, 6636, 6944, 7347, 7584, 7812, 8098, 8848, 8928, 9796, 9954, 10416, 11376, 12147, 13272, 14694, 15624, 16196, 17143, 17696, 19592, 19908, 20832, 22041, 22752, 24294, 26544, 28343, 29388, 31248, 32392, 34286, 36441, 39184, 39816, 44082, 48588, 51429, 53088, 56686, 58776, 62496, 64784, 68572, 72882, 78368, 79632, 85029, 88164, 97176, 102858, 113372, 117552, 125519, 129568, 137144, 145764, 154287, 159264, 170058, 176328, 194352, 205716, 226744, 235104, 251038, 255087, 274288, 291528, 308574, 319871, 340116, 352656, 376557, 388704, 411432, 453488, 502076, 510174, 548576, 583056, 617148, 639742, 680232, 705312, 753114, 822864, 878633, 906976, 959613, 1004152, 1020348, 1129671, 1166112, 1234296, 1279484, 1360464, 1506228, 1645728, 1757266, 1919226, 2008304, 2040696, 2239097, 2259342, 2468592, 2558968, 2635899, 2720928, 2878839, 3012456, 3514532, 3838452, 4016608, 4081392, 4478194, 4518684, 4937184, 5117936, 5271798, 5757678, 6024912, 6717291, 7029064, 7676904, 7907697, 8162784, 8956388, 9037368, 9916001, 10235872, 10543596, 11515356, 12049824, 13434582, 14058128, 15353808, 15815394, 17912776, 18074736, 19832002, 20151873, 21087192, 23030712, 26869164, 28116256, 29748003, 30707616, 31630788, 35825552, 36149472, 39664004, 40303746, 42174384, 46061424, 53738328, 59496006, 63261576, 69412007, 71651104, 79328008, 80607492, 84348768, 89244009, 92122848, 107476656, 118992012, 126523152, 138824014, 158656016, 161214984, 178488018, 208236021, 214953312, 237984024, 253046304, 277648028, 317312032, 322429968, 356976036, 416472042, 475968048, 555296056, 624708063, 644859936, 713952072, 832944084, 951936096, 1110592112, 1249416126, 1427904144, 1665888168, 2221184224, 2498832252, 2855808288, 3331776336, 4997664504, 6663552672, 9995329008, 19990658016]

約数ペア:

[(1, 19990658016), (2, 9995329008), (3, 6663552672), (4, 4997664504), (6, 3331776336), (7, 2855808288), (8, 2498832252), (9, 2221184224), (12, 1665888168), (14, 1427904144), (16, 1249416126), (18, 1110592112), (21, 951936096), (24, 832944084), (28, 713952072), (31, 644859936), (32, 624708063), (36, 555296056), (42, 475968048), (48, 416472042), (56, 356976036), (62, 322429968), (63, 317312032), (72, 277648028), (79, 253046304), (84, 237984024), (93, 214953312), (96, 208236021), (112, 178488018), (124, 161214984), (126, 158656016), (144, 138824014), (158, 126523152), (168, 118992012), (186, 107476656), (217, 92122848), (224, 89244009), (237, 84348768), (248, 80607492), (252, 79328008), (279, 71651104), (288, 69412007), (316, 63261576), (336, 59496006), (372, 53738328), (434, 46061424), (474, 42174384), (496, 40303746), (504, 39664004), (553, 36149472), (558, 35825552), (632, 31630788), (651, 30707616), (672, 29748003), (711, 28116256), (744, 26869164), (868, 23030712), (948, 21087192), (992, 20151873), (1008, 19832002), (1106, 18074736), (1116, 17912776), (1264, 15815394), (1302, 15353808), (1422, 14058128), (1488, 13434582), (1659, 12049824), (1736, 11515356), (1896, 10543596), (1953, 10235872), (2016, 9916001), (2212, 9037368), (2232, 8956388), (2449, 8162784), (2528, 7907697), (2604, 7676904), (2844, 7029064), (2976, 6717291), (3318, 6024912), (3472, 5757678), (3792, 5271798), (3906, 5117936), (4049, 4937184), (4424, 4518684), (4464, 4478194), (4898, 4081392), (4977, 4016608), (5208, 3838452), (5688, 3514532), (6636, 3012456), (6944, 2878839), (7347, 2720928), (7584, 2635899), (7812, 2558968), (8098, 2468592), (8848, 2259342), (8928, 2239097), (9796, 2040696), (9954, 2008304), (10416, 1919226), (11376, 1757266), (12147, 1645728), (13272, 1506228), (14694, 1360464), (15624, 1279484), (16196, 1234296), (17143, 1166112), (17696, 1129671), (19592, 1020348), (19908, 1004152), (20832, 959613), (22041, 906976), (22752, 878633), (24294, 822864), (26544, 753114), (28343, 705312), (29388, 680232), (31248, 639742), (32392, 617148), (34286, 583056), (36441, 548576), (39184, 510174), (39816, 502076), (44082, 453488), (48588, 411432), (51429, 388704), (53088, 376557), (56686, 352656), (58776, 340116), (62496, 319871), (64784, 308574), (68572, 291528), (72882, 274288), (78368, 255087), (79632, 251038), (85029, 235104), (88164, 226744), (97176, 205716), (102858, 194352), (113372, 176328), (117552, 170058), (125519, 159264), (129568, 154287), (137144, 145764)]