251111520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:306

約数の個数: 288

約数和(自身を含む): 951035904

約数和(自身を除く): 699924384

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 83, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 166, 176, 180, 191, 198, 220, 240, 249, 264, 288, 330, 332, 352, 360, 382, 396, 415, 440, 480, 495, 498, 528, 573, 660, 664, 720, 747, 764, 792, 830, 880, 913, 955, 990, 996, 1056, 1146, 1245, 1320, 1328, 1440, 1494, 1528, 1584, 1660, 1719, 1760, 1826, 1910, 1980, 1992, 2101, 2292, 2490, 2640, 2656, 2739, 2865, 2988, 3056, 3168, 3320, 3438, 3652, 3735, 3820, 3960, 3984, 4202, 4565, 4584, 4980, 5280, 5478, 5730, 5976, 6112, 6303, 6640, 6876, 7304, 7470, 7640, 7920, 7968, 8217, 8404, 8595, 9130, 9168, 9960, 10505, 10956, 11460, 11952, 12606, 13280, 13695, 13752, 14608, 14940, 15280, 15840, 15853, 16434, 16808, 17190, 18260, 18336, 18909, 19920, 21010, 21912, 22920, 23904, 25212, 27390, 27504, 29216, 29880, 30560, 31515, 31706, 32868, 33616, 34380, 36520, 37818, 39840, 41085, 42020, 43824, 45840, 47559, 50424, 54780, 55008, 59760, 63030, 63412, 65736, 67232, 68760, 73040, 75636, 79265, 82170, 84040, 87648, 91680, 94545, 95118, 100848, 109560, 119520, 126060, 126824, 131472, 137520, 142677, 146080, 151272, 158530, 164340, 168080, 174383, 189090, 190236, 201696, 219120, 237795, 252120, 253648, 262944, 275040, 285354, 302544, 317060, 328680, 336160, 348766, 378180, 380472, 438240, 475590, 504240, 507296, 523149, 570708, 605088, 634120, 657360, 697532, 713385, 756360, 760944, 871915, 951180, 1008480, 1046298, 1141416, 1268240, 1314720, 1395064, 1426770, 1512720, 1521888, 1569447, 1743830, 1902360, 2092596, 2282832, 2536480, 2615745, 2790128, 2853540, 3025440, 3138894, 3487660, 3804720, 4185192, 4565664, 5231490, 5580256, 5707080, 6277788, 6975320, 7609440, 7847235, 8370384, 10462980, 11414160, 12555576, 13950640, 15694470, 16740768, 20925960, 22828320, 25111152, 27901280, 31388940, 41851920, 50222304, 62777880, 83703840, 125555760, 251111520]

約数ペア:

[(1, 251111520), (2, 125555760), (3, 83703840), (4, 62777880), (5, 50222304), (6, 41851920), (8, 31388940), (9, 27901280), (10, 25111152), (11, 22828320), (12, 20925960), (15, 16740768), (16, 15694470), (18, 13950640), (20, 12555576), (22, 11414160), (24, 10462980), (30, 8370384), (32, 7847235), (33, 7609440), (36, 6975320), (40, 6277788), (44, 5707080), (45, 5580256), (48, 5231490), (55, 4565664), (60, 4185192), (66, 3804720), (72, 3487660), (80, 3138894), (83, 3025440), (88, 2853540), (90, 2790128), (96, 2615745), (99, 2536480), (110, 2282832), (120, 2092596), (132, 1902360), (144, 1743830), (160, 1569447), (165, 1521888), (166, 1512720), (176, 1426770), (180, 1395064), (191, 1314720), (198, 1268240), (220, 1141416), (240, 1046298), (249, 1008480), (264, 951180), (288, 871915), (330, 760944), (332, 756360), (352, 713385), (360, 697532), (382, 657360), (396, 634120), (415, 605088), (440, 570708), (480, 523149), (495, 507296), (498, 504240), (528, 475590), (573, 438240), (660, 380472), (664, 378180), (720, 348766), (747, 336160), (764, 328680), (792, 317060), (830, 302544), (880, 285354), (913, 275040), (955, 262944), (990, 253648), (996, 252120), (1056, 237795), (1146, 219120), (1245, 201696), (1320, 190236), (1328, 189090), (1440, 174383), (1494, 168080), (1528, 164340), (1584, 158530), (1660, 151272), (1719, 146080), (1760, 142677), (1826, 137520), (1910, 131472), (1980, 126824), (1992, 126060), (2101, 119520), (2292, 109560), (2490, 100848), (2640, 95118), (2656, 94545), (2739, 91680), (2865, 87648), (2988, 84040), (3056, 82170), (3168, 79265), (3320, 75636), (3438, 73040), (3652, 68760), (3735, 67232), (3820, 65736), (3960, 63412), (3984, 63030), (4202, 59760), (4565, 55008), (4584, 54780), (4980, 50424), (5280, 47559), (5478, 45840), (5730, 43824), (5976, 42020), (6112, 41085), (6303, 39840), (6640, 37818), (6876, 36520), (7304, 34380), (7470, 33616), (7640, 32868), (7920, 31706), (7968, 31515), (8217, 30560), (8404, 29880), (8595, 29216), (9130, 27504), (9168, 27390), (9960, 25212), (10505, 23904), (10956, 22920), (11460, 21912), (11952, 21010), (12606, 19920), (13280, 18909), (13695, 18336), (13752, 18260), (14608, 17190), (14940, 16808), (15280, 16434), (15840, 15853)]