1999171680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{34421}}^1$

素因数の和:34461

約数の個数: 144

約数和(自身を含む): 6922126512

約数和(自身を除く): 4922954832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 66, 80, 88, 96, 110, 120, 121, 132, 160, 165, 176, 220, 240, 242, 264, 330, 352, 363, 440, 480, 484, 528, 605, 660, 726, 880, 968, 1056, 1210, 1320, 1452, 1760, 1815, 1936, 2420, 2640, 2904, 3630, 3872, 4840, 5280, 5808, 7260, 9680, 11616, 14520, 19360, 29040, 34421, 58080, 68842, 103263, 137684, 172105, 206526, 275368, 344210, 378631, 413052, 516315, 550736, 688420, 757262, 826104, 1032630, 1101472, 1135893, 1376840, 1514524, 1652208, 1893155, 2065260, 2271786, 2753680, 3029048, 3304416, 3786310, 4130520, 4164941, 4543572, 5507360, 5679465, 6058096, 7572620, 8261040, 8329882, 9087144, 11358930, 12116192, 12494823, 15145240, 16522080, 16659764, 18174288, 20824705, 22717860, 24989646, 30290480, 33319528, 36348576, 41649410, 45435720, 49979292, 60580960, 62474115, 66639056, 83298820, 90871440, 99958584, 124948230, 133278112, 166597640, 181742880, 199917168, 249896460, 333195280, 399834336, 499792920, 666390560, 999585840, 1999171680]

約数ペア:

[(1, 1999171680), (2, 999585840), (3, 666390560), (4, 499792920), (5, 399834336), (6, 333195280), (8, 249896460), (10, 199917168), (11, 181742880), (12, 166597640), (15, 133278112), (16, 124948230), (20, 99958584), (22, 90871440), (24, 83298820), (30, 66639056), (32, 62474115), (33, 60580960), (40, 49979292), (44, 45435720), (48, 41649410), (55, 36348576), (60, 33319528), (66, 30290480), (80, 24989646), (88, 22717860), (96, 20824705), (110, 18174288), (120, 16659764), (121, 16522080), (132, 15145240), (160, 12494823), (165, 12116192), (176, 11358930), (220, 9087144), (240, 8329882), (242, 8261040), (264, 7572620), (330, 6058096), (352, 5679465), (363, 5507360), (440, 4543572), (480, 4164941), (484, 4130520), (528, 3786310), (605, 3304416), (660, 3029048), (726, 2753680), (880, 2271786), (968, 2065260), (1056, 1893155), (1210, 1652208), (1320, 1514524), (1452, 1376840), (1760, 1135893), (1815, 1101472), (1936, 1032630), (2420, 826104), (2640, 757262), (2904, 688420), (3630, 550736), (3872, 516315), (4840, 413052), (5280, 378631), (5808, 344210), (7260, 275368), (9680, 206526), (11616, 172105), (14520, 137684), (19360, 103263), (29040, 68842), (34421, 58080)]