661005072

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:798

約数の個数: 240

約数和(自身を含む): 2311324288

約数和(自身を除く): 1650319216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 73, 78, 84, 91, 104, 112, 117, 126, 144, 146, 156, 168, 182, 208, 219, 234, 252, 273, 292, 312, 336, 364, 438, 468, 504, 511, 546, 584, 624, 657, 691, 728, 819, 876, 936, 949, 1008, 1022, 1092, 1168, 1314, 1382, 1456, 1533, 1638, 1752, 1872, 1898, 2044, 2073, 2184, 2628, 2764, 2847, 3066, 3276, 3504, 3796, 4088, 4146, 4368, 4599, 4837, 5256, 5528, 5694, 6132, 6219, 6552, 6643, 7592, 8176, 8292, 8541, 8983, 9198, 9674, 10512, 11056, 11388, 12264, 12438, 13104, 13286, 14511, 15184, 16584, 17082, 17966, 18396, 19348, 19929, 22776, 24528, 24876, 26572, 26949, 29022, 33168, 34164, 35932, 36792, 38696, 39858, 43533, 45552, 49752, 50443, 53144, 53898, 58044, 59787, 62881, 68328, 71864, 73584, 77392, 79716, 80847, 87066, 99504, 100886, 106288, 107796, 116088, 119574, 125762, 136656, 143728, 151329, 159432, 161694, 174132, 188643, 201772, 215592, 232176, 239148, 251524, 302658, 318864, 323388, 348264, 353101, 377286, 403544, 431184, 453987, 478296, 503048, 565929, 605316, 646776, 655759, 696528, 706202, 754572, 807088, 907974, 956592, 1006096, 1059303, 1131858, 1210632, 1293552, 1311518, 1412404, 1509144, 1815948, 1967277, 2118606, 2263716, 2421264, 2623036, 2824808, 3018288, 3177909, 3631896, 3934554, 4237212, 4527432, 4590313, 5246072, 5649616, 5901831, 6355818, 7263792, 7869108, 8474424, 9054864, 9180626, 10492144, 11803662, 12711636, 13770939, 15738216, 16948848, 18361252, 23607324, 25423272, 27541878, 31476432, 36722504, 41312817, 47214648, 50846544, 55083756, 73445008, 82625634, 94429296, 110167512, 165251268, 220335024, 330502536, 661005072]

約数ペア:

[(1, 661005072), (2, 330502536), (3, 220335024), (4, 165251268), (6, 110167512), (7, 94429296), (8, 82625634), (9, 73445008), (12, 55083756), (13, 50846544), (14, 47214648), (16, 41312817), (18, 36722504), (21, 31476432), (24, 27541878), (26, 25423272), (28, 23607324), (36, 18361252), (39, 16948848), (42, 15738216), (48, 13770939), (52, 12711636), (56, 11803662), (63, 10492144), (72, 9180626), (73, 9054864), (78, 8474424), (84, 7869108), (91, 7263792), (104, 6355818), (112, 5901831), (117, 5649616), (126, 5246072), (144, 4590313), (146, 4527432), (156, 4237212), (168, 3934554), (182, 3631896), (208, 3177909), (219, 3018288), (234, 2824808), (252, 2623036), (273, 2421264), (292, 2263716), (312, 2118606), (336, 1967277), (364, 1815948), (438, 1509144), (468, 1412404), (504, 1311518), (511, 1293552), (546, 1210632), (584, 1131858), (624, 1059303), (657, 1006096), (691, 956592), (728, 907974), (819, 807088), (876, 754572), (936, 706202), (949, 696528), (1008, 655759), (1022, 646776), (1092, 605316), (1168, 565929), (1314, 503048), (1382, 478296), (1456, 453987), (1533, 431184), (1638, 403544), (1752, 377286), (1872, 353101), (1898, 348264), (2044, 323388), (2073, 318864), (2184, 302658), (2628, 251524), (2764, 239148), (2847, 232176), (3066, 215592), (3276, 201772), (3504, 188643), (3796, 174132), (4088, 161694), (4146, 159432), (4368, 151329), (4599, 143728), (4837, 136656), (5256, 125762), (5528, 119574), (5694, 116088), (6132, 107796), (6219, 106288), (6552, 100886), (6643, 99504), (7592, 87066), (8176, 80847), (8292, 79716), (8541, 77392), (8983, 73584), (9198, 71864), (9674, 68328), (10512, 62881), (11056, 59787), (11388, 58044), (12264, 53898), (12438, 53144), (13104, 50443), (13286, 49752), (14511, 45552), (15184, 43533), (16584, 39858), (17082, 38696), (17966, 36792), (18396, 35932), (19348, 34164), (19929, 33168), (22776, 29022), (24528, 26949), (24876, 26572)]