19905625200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{163}}^1\times {\mathrm{683}}^1$

素因数の和:1016

約数の個数: 240

約数和(自身を含む): 64680681600

約数和(自身を除く): 44775056400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 149, 150, 163, 200, 240, 298, 300, 326, 400, 447, 489, 596, 600, 652, 683, 745, 815, 894, 978, 1192, 1200, 1304, 1366, 1490, 1630, 1788, 1956, 2049, 2235, 2384, 2445, 2608, 2732, 2980, 3260, 3415, 3576, 3725, 3912, 4075, 4098, 4470, 4890, 5464, 5960, 6520, 6830, 7152, 7450, 7824, 8150, 8196, 8940, 9780, 10245, 10928, 11175, 11920, 12225, 13040, 13660, 14900, 16300, 16392, 17075, 17880, 19560, 20490, 22350, 24287, 24450, 27320, 29800, 32600, 32784, 34150, 35760, 39120, 40980, 44700, 48574, 48900, 51225, 54640, 59600, 65200, 68300, 72861, 81960, 89400, 97148, 97800, 101767, 102450, 111329, 121435, 136600, 145722, 163920, 178800, 194296, 195600, 203534, 204900, 222658, 242870, 273200, 291444, 305301, 333987, 364305, 388592, 407068, 409800, 445316, 485740, 508835, 556645, 582888, 607175, 610602, 667974, 728610, 814136, 819600, 890632, 971480, 1017670, 1113290, 1165776, 1214350, 1221204, 1335948, 1457220, 1526505, 1628272, 1669935, 1781264, 1821525, 1942960, 2035340, 2226580, 2428700, 2442408, 2544175, 2671896, 2783225, 2914440, 3053010, 3339870, 3643050, 4070680, 4453160, 4857400, 4884816, 5088350, 5343792, 5566450, 5828880, 6106020, 6679740, 7286100, 7632525, 8141360, 8349675, 8906320, 9714800, 10176700, 11132900, 12212040, 13359480, 14572200, 15265050, 16588021, 16699350, 20353400, 22265800, 24424080, 26718960, 29144400, 30530100, 33176042, 33398700, 40706800, 44531600, 49764063, 61060200, 66352084, 66797400, 82940105, 99528126, 122120400, 132704168, 133594800, 165880210, 199056252, 248820315, 265408336, 331760420, 398112504, 414700525, 497640630, 663520840, 796225008, 829401050, 995281260, 1244101575, 1327041680, 1658802100, 1990562520, 2488203150, 3317604200, 3981125040, 4976406300, 6635208400, 9952812600, 19905625200]

約数ペア:

[(1, 19905625200), (2, 9952812600), (3, 6635208400), (4, 4976406300), (5, 3981125040), (6, 3317604200), (8, 2488203150), (10, 1990562520), (12, 1658802100), (15, 1327041680), (16, 1244101575), (20, 995281260), (24, 829401050), (25, 796225008), (30, 663520840), (40, 497640630), (48, 414700525), (50, 398112504), (60, 331760420), (75, 265408336), (80, 248820315), (100, 199056252), (120, 165880210), (149, 133594800), (150, 132704168), (163, 122120400), (200, 99528126), (240, 82940105), (298, 66797400), (300, 66352084), (326, 61060200), (400, 49764063), (447, 44531600), (489, 40706800), (596, 33398700), (600, 33176042), (652, 30530100), (683, 29144400), (745, 26718960), (815, 24424080), (894, 22265800), (978, 20353400), (1192, 16699350), (1200, 16588021), (1304, 15265050), (1366, 14572200), (1490, 13359480), (1630, 12212040), (1788, 11132900), (1956, 10176700), (2049, 9714800), (2235, 8906320), (2384, 8349675), (2445, 8141360), (2608, 7632525), (2732, 7286100), (2980, 6679740), (3260, 6106020), (3415, 5828880), (3576, 5566450), (3725, 5343792), (3912, 5088350), (4075, 4884816), (4098, 4857400), (4470, 4453160), (4890, 4070680), (5464, 3643050), (5960, 3339870), (6520, 3053010), (6830, 2914440), (7152, 2783225), (7450, 2671896), (7824, 2544175), (8150, 2442408), (8196, 2428700), (8940, 2226580), (9780, 2035340), (10245, 1942960), (10928, 1821525), (11175, 1781264), (11920, 1669935), (12225, 1628272), (13040, 1526505), (13660, 1457220), (14900, 1335948), (16300, 1221204), (16392, 1214350), (17075, 1165776), (17880, 1113290), (19560, 1017670), (20490, 971480), (22350, 890632), (24287, 819600), (24450, 814136), (27320, 728610), (29800, 667974), (32600, 610602), (32784, 607175), (34150, 582888), (35760, 556645), (39120, 508835), (40980, 485740), (44700, 445316), (48574, 409800), (48900, 407068), (51225, 388592), (54640, 364305), (59600, 333987), (65200, 305301), (68300, 291444), (72861, 273200), (81960, 242870), (89400, 222658), (97148, 204900), (97800, 203534), (101767, 195600), (102450, 194296), (111329, 178800), (121435, 163920), (136600, 145722)]