204690640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:186

約数の個数: 240

約数和(自身を含む): 622888704

約数和(自身を除く): 418198064

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 47, 49, 55, 56, 70, 77, 80, 88, 94, 98, 101, 110, 112, 140, 154, 176, 188, 196, 202, 220, 235, 245, 280, 308, 329, 376, 385, 392, 404, 440, 470, 490, 505, 517, 539, 560, 616, 658, 707, 752, 770, 784, 808, 880, 940, 980, 1010, 1034, 1078, 1111, 1232, 1316, 1414, 1540, 1616, 1645, 1880, 1960, 2020, 2068, 2156, 2222, 2303, 2585, 2632, 2695, 2828, 3080, 3290, 3535, 3619, 3760, 3920, 4040, 4136, 4312, 4444, 4606, 4747, 4949, 5170, 5264, 5390, 5555, 5656, 6160, 6580, 7070, 7238, 7777, 8080, 8272, 8624, 8888, 9212, 9494, 9898, 10340, 10780, 11110, 11312, 11515, 13160, 14140, 14476, 15554, 17776, 18095, 18424, 18988, 19796, 20680, 21560, 22220, 23030, 23735, 24745, 25333, 26320, 28280, 28952, 31108, 33229, 36190, 36848, 37976, 38885, 39592, 41360, 43120, 44440, 46060, 47470, 49490, 50666, 52217, 54439, 56560, 57904, 62216, 66458, 72380, 75952, 77770, 79184, 88880, 92120, 94940, 98980, 101332, 104434, 108878, 124432, 126665, 132916, 144760, 155540, 166145, 184240, 189880, 197960, 202664, 208868, 217756, 232603, 253330, 261085, 265832, 272195, 289520, 311080, 332290, 365519, 379760, 395920, 405328, 417736, 435512, 465206, 506660, 522170, 531664, 544390, 622160, 664580, 731038, 835472, 871024, 930412, 1013320, 1044340, 1088780, 1163015, 1329160, 1462076, 1827595, 1860824, 2026640, 2088680, 2177560, 2326030, 2558633, 2658320, 2924152, 3655190, 3721648, 4177360, 4355120, 4652060, 5117266, 5848304, 7310380, 9304120, 10234532, 12793165, 14620760, 18608240, 20469064, 25586330, 29241520, 40938128, 51172660, 102345320, 204690640]

約数ペア:

[(1, 204690640), (2, 102345320), (4, 51172660), (5, 40938128), (7, 29241520), (8, 25586330), (10, 20469064), (11, 18608240), (14, 14620760), (16, 12793165), (20, 10234532), (22, 9304120), (28, 7310380), (35, 5848304), (40, 5117266), (44, 4652060), (47, 4355120), (49, 4177360), (55, 3721648), (56, 3655190), (70, 2924152), (77, 2658320), (80, 2558633), (88, 2326030), (94, 2177560), (98, 2088680), (101, 2026640), (110, 1860824), (112, 1827595), (140, 1462076), (154, 1329160), (176, 1163015), (188, 1088780), (196, 1044340), (202, 1013320), (220, 930412), (235, 871024), (245, 835472), (280, 731038), (308, 664580), (329, 622160), (376, 544390), (385, 531664), (392, 522170), (404, 506660), (440, 465206), (470, 435512), (490, 417736), (505, 405328), (517, 395920), (539, 379760), (560, 365519), (616, 332290), (658, 311080), (707, 289520), (752, 272195), (770, 265832), (784, 261085), (808, 253330), (880, 232603), (940, 217756), (980, 208868), (1010, 202664), (1034, 197960), (1078, 189880), (1111, 184240), (1232, 166145), (1316, 155540), (1414, 144760), (1540, 132916), (1616, 126665), (1645, 124432), (1880, 108878), (1960, 104434), (2020, 101332), (2068, 98980), (2156, 94940), (2222, 92120), (2303, 88880), (2585, 79184), (2632, 77770), (2695, 75952), (2828, 72380), (3080, 66458), (3290, 62216), (3535, 57904), (3619, 56560), (3760, 54439), (3920, 52217), (4040, 50666), (4136, 49490), (4312, 47470), (4444, 46060), (4606, 44440), (4747, 43120), (4949, 41360), (5170, 39592), (5264, 38885), (5390, 37976), (5555, 36848), (5656, 36190), (6160, 33229), (6580, 31108), (7070, 28952), (7238, 28280), (7777, 26320), (8080, 25333), (8272, 24745), (8624, 23735), (8888, 23030), (9212, 22220), (9494, 21560), (9898, 20680), (10340, 19796), (10780, 18988), (11110, 18424), (11312, 18095), (11515, 17776), (13160, 15554), (14140, 14476)]