661998456

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{947}}^1$

素因数の和:1058

約数の個数: 192

約数和(自身を含む): 2188742400

約数和(自身を除く): 1526743944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 73, 76, 84, 114, 126, 133, 146, 152, 168, 171, 219, 228, 252, 266, 292, 342, 399, 438, 456, 504, 511, 532, 584, 657, 684, 798, 876, 947, 1022, 1064, 1197, 1314, 1368, 1387, 1533, 1596, 1752, 1894, 2044, 2394, 2628, 2774, 2841, 3066, 3192, 3788, 4088, 4161, 4599, 4788, 5256, 5548, 5682, 6132, 6629, 7576, 8322, 8523, 9198, 9576, 9709, 11096, 11364, 12264, 12483, 13258, 16644, 17046, 17993, 18396, 19418, 19887, 22728, 24966, 26516, 29127, 33288, 34092, 35986, 36792, 38836, 39774, 49932, 53032, 53979, 58254, 59661, 68184, 69131, 71972, 77672, 79548, 87381, 99864, 107958, 116508, 119322, 125951, 138262, 143944, 159096, 161937, 174762, 207393, 215916, 233016, 238644, 251902, 276524, 323874, 349524, 377853, 414786, 431832, 477288, 483917, 503804, 553048, 622179, 647748, 699048, 755706, 829572, 967834, 1007608, 1133559, 1244358, 1295496, 1313489, 1451751, 1511412, 1659144, 1935668, 2267118, 2488716, 2626978, 2903502, 3022824, 3871336, 3940467, 4355253, 4534236, 4977432, 5253956, 5807004, 7880934, 8710506, 9068472, 9194423, 10507912, 11614008, 11821401, 15761868, 17421012, 18388846, 23642802, 27583269, 31523736, 34842024, 36777692, 47285604, 55166538, 73555384, 82749807, 94571208, 110333076, 165499614, 220666152, 330999228, 661998456]

約数ペア:

[(1, 661998456), (2, 330999228), (3, 220666152), (4, 165499614), (6, 110333076), (7, 94571208), (8, 82749807), (9, 73555384), (12, 55166538), (14, 47285604), (18, 36777692), (19, 34842024), (21, 31523736), (24, 27583269), (28, 23642802), (36, 18388846), (38, 17421012), (42, 15761868), (56, 11821401), (57, 11614008), (63, 10507912), (72, 9194423), (73, 9068472), (76, 8710506), (84, 7880934), (114, 5807004), (126, 5253956), (133, 4977432), (146, 4534236), (152, 4355253), (168, 3940467), (171, 3871336), (219, 3022824), (228, 2903502), (252, 2626978), (266, 2488716), (292, 2267118), (342, 1935668), (399, 1659144), (438, 1511412), (456, 1451751), (504, 1313489), (511, 1295496), (532, 1244358), (584, 1133559), (657, 1007608), (684, 967834), (798, 829572), (876, 755706), (947, 699048), (1022, 647748), (1064, 622179), (1197, 553048), (1314, 503804), (1368, 483917), (1387, 477288), (1533, 431832), (1596, 414786), (1752, 377853), (1894, 349524), (2044, 323874), (2394, 276524), (2628, 251902), (2774, 238644), (2841, 233016), (3066, 215916), (3192, 207393), (3788, 174762), (4088, 161937), (4161, 159096), (4599, 143944), (4788, 138262), (5256, 125951), (5548, 119322), (5682, 116508), (6132, 107958), (6629, 99864), (7576, 87381), (8322, 79548), (8523, 77672), (9198, 71972), (9576, 69131), (9709, 68184), (11096, 59661), (11364, 58254), (12264, 53979), (12483, 53032), (13258, 49932), (16644, 39774), (17046, 38836), (17993, 36792), (18396, 35986), (19418, 34092), (19887, 33288), (22728, 29127), (24966, 26516)]