1251239360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:579

約数の個数: 224

約数和(自身を含む): 3617415168

約数和(自身を除く): 2366175808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 37, 40, 56, 62, 64, 70, 74, 80, 112, 124, 140, 148, 155, 160, 185, 217, 224, 248, 259, 280, 296, 310, 320, 370, 434, 448, 487, 496, 518, 560, 592, 620, 740, 868, 974, 992, 1036, 1085, 1120, 1147, 1184, 1240, 1295, 1480, 1736, 1948, 1984, 2072, 2170, 2240, 2294, 2368, 2435, 2480, 2590, 2960, 3409, 3472, 3896, 4144, 4340, 4588, 4870, 4960, 5180, 5735, 5920, 6818, 6944, 7792, 8029, 8288, 8680, 9176, 9740, 9920, 10360, 11470, 11840, 13636, 13888, 15097, 15584, 16058, 16576, 17045, 17360, 18019, 18352, 19480, 20720, 22940, 27272, 30194, 31168, 32116, 34090, 34720, 36038, 36704, 38960, 40145, 41440, 45880, 54544, 60388, 64232, 68180, 69440, 72076, 73408, 75485, 77920, 80290, 82880, 90095, 91760, 105679, 109088, 120776, 126133, 128464, 136360, 144152, 150970, 155840, 160580, 180190, 183520, 211358, 218176, 241552, 252266, 256928, 272720, 288304, 301940, 321160, 360380, 367040, 422716, 483104, 504532, 513856, 528395, 545440, 558589, 576608, 603880, 630665, 642320, 720760, 845432, 966208, 1009064, 1056790, 1090880, 1117178, 1153216, 1207760, 1261330, 1284640, 1441520, 1690864, 2018128, 2113580, 2234356, 2415520, 2522660, 2569280, 2792945, 2883040, 3381728, 3910123, 4036256, 4227160, 4468712, 4831040, 5045320, 5585890, 5766080, 6763456, 7820246, 8072512, 8454320, 8937424, 10090640, 11171780, 15640492, 16908640, 17874848, 19550615, 20181280, 22343560, 31280984, 33817280, 35749696, 39101230, 40362560, 44687120, 62561968, 78202460, 89374240, 125123936, 156404920, 178748480, 250247872, 312809840, 625619680, 1251239360]

約数ペア:

[(1, 1251239360), (2, 625619680), (4, 312809840), (5, 250247872), (7, 178748480), (8, 156404920), (10, 125123936), (14, 89374240), (16, 78202460), (20, 62561968), (28, 44687120), (31, 40362560), (32, 39101230), (35, 35749696), (37, 33817280), (40, 31280984), (56, 22343560), (62, 20181280), (64, 19550615), (70, 17874848), (74, 16908640), (80, 15640492), (112, 11171780), (124, 10090640), (140, 8937424), (148, 8454320), (155, 8072512), (160, 7820246), (185, 6763456), (217, 5766080), (224, 5585890), (248, 5045320), (259, 4831040), (280, 4468712), (296, 4227160), (310, 4036256), (320, 3910123), (370, 3381728), (434, 2883040), (448, 2792945), (487, 2569280), (496, 2522660), (518, 2415520), (560, 2234356), (592, 2113580), (620, 2018128), (740, 1690864), (868, 1441520), (974, 1284640), (992, 1261330), (1036, 1207760), (1085, 1153216), (1120, 1117178), (1147, 1090880), (1184, 1056790), (1240, 1009064), (1295, 966208), (1480, 845432), (1736, 720760), (1948, 642320), (1984, 630665), (2072, 603880), (2170, 576608), (2240, 558589), (2294, 545440), (2368, 528395), (2435, 513856), (2480, 504532), (2590, 483104), (2960, 422716), (3409, 367040), (3472, 360380), (3896, 321160), (4144, 301940), (4340, 288304), (4588, 272720), (4870, 256928), (4960, 252266), (5180, 241552), (5735, 218176), (5920, 211358), (6818, 183520), (6944, 180190), (7792, 160580), (8029, 155840), (8288, 150970), (8680, 144152), (9176, 136360), (9740, 128464), (9920, 126133), (10360, 120776), (11470, 109088), (11840, 105679), (13636, 91760), (13888, 90095), (15097, 82880), (15584, 80290), (16058, 77920), (16576, 75485), (17045, 73408), (17360, 72076), (18019, 69440), (18352, 68180), (19480, 64232), (20720, 60388), (22940, 54544), (27272, 45880), (30194, 41440), (31168, 40145), (32116, 38960), (34090, 36704), (34720, 36038)]