689681304

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:220

約数の個数: 320

約数和(自身を含む): 2276736000

約数和(自身を除く): 1587054696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 27, 31, 36, 38, 39, 52, 54, 57, 62, 72, 76, 78, 81, 93, 104, 108, 114, 117, 124, 139, 152, 156, 162, 171, 186, 216, 228, 234, 247, 248, 278, 279, 312, 324, 342, 351, 372, 403, 417, 456, 468, 494, 513, 556, 558, 589, 648, 684, 702, 741, 744, 806, 834, 837, 936, 988, 1026, 1053, 1112, 1116, 1178, 1209, 1251, 1368, 1404, 1482, 1539, 1612, 1668, 1674, 1767, 1807, 1976, 2052, 2106, 2223, 2232, 2356, 2418, 2502, 2511, 2641, 2808, 2964, 3078, 3224, 3336, 3348, 3534, 3614, 3627, 3753, 4104, 4212, 4309, 4446, 4712, 4836, 5004, 5022, 5282, 5301, 5421, 5928, 6156, 6669, 6696, 7068, 7228, 7254, 7506, 7657, 7923, 8424, 8618, 8892, 9672, 10008, 10044, 10564, 10602, 10842, 10881, 11259, 12312, 12927, 13338, 14136, 14456, 14508, 15012, 15314, 15846, 15903, 16263, 17236, 17784, 20007, 20088, 21128, 21204, 21684, 21762, 22518, 22971, 23769, 25854, 26676, 29016, 30024, 30628, 31692, 31806, 32526, 32643, 34333, 34472, 38781, 40014, 42408, 43368, 43524, 45036, 45942, 47538, 47709, 48789, 51708, 53352, 56017, 61256, 63384, 63612, 65052, 65286, 68666, 68913, 71307, 77562, 80028, 81871, 87048, 90072, 91884, 95076, 95418, 97578, 102999, 103416, 112034, 116343, 127224, 130104, 130572, 137332, 137826, 142614, 146367, 155124, 160056, 163742, 168051, 183768, 190152, 190836, 195156, 205998, 206739, 213921, 224068, 232686, 245613, 261144, 274664, 275652, 285228, 292734, 308997, 310248, 327484, 336102, 349029, 381672, 390312, 411996, 413478, 427842, 448136, 465372, 491226, 504153, 551304, 570456, 585468, 617994, 620217, 654968, 672204, 698058, 736839, 823992, 826956, 855684, 926991, 930744, 982452, 1008306, 1064323, 1170936, 1235988, 1240434, 1344408, 1396116, 1473678, 1512459, 1653912, 1711368, 1853982, 1964904, 2016612, 2128646, 2210517, 2471976, 2480868, 2780973, 2792232, 2947356, 3024918, 3192969, 3707964, 4033224, 4257292, 4421034, 4537377, 4961736, 5561946, 5894712, 6049836, 6385938, 6631551, 7415928, 8514584, 8842068, 9074754, 9578907, 11123892, 12099672, 12771876, 13263102, 17684136, 18149508, 19157814, 22247784, 25543752, 26526204, 28736721, 36299016, 38315628, 53052408, 57473442, 76631256, 86210163, 114946884, 172420326, 229893768, 344840652, 689681304]

約数ペア:

[(1, 689681304), (2, 344840652), (3, 229893768), (4, 172420326), (6, 114946884), (8, 86210163), (9, 76631256), (12, 57473442), (13, 53052408), (18, 38315628), (19, 36299016), (24, 28736721), (26, 26526204), (27, 25543752), (31, 22247784), (36, 19157814), (38, 18149508), (39, 17684136), (52, 13263102), (54, 12771876), (57, 12099672), (62, 11123892), (72, 9578907), (76, 9074754), (78, 8842068), (81, 8514584), (93, 7415928), (104, 6631551), (108, 6385938), (114, 6049836), (117, 5894712), (124, 5561946), (139, 4961736), (152, 4537377), (156, 4421034), (162, 4257292), (171, 4033224), (186, 3707964), (216, 3192969), (228, 3024918), (234, 2947356), (247, 2792232), (248, 2780973), (278, 2480868), (279, 2471976), (312, 2210517), (324, 2128646), (342, 2016612), (351, 1964904), (372, 1853982), (403, 1711368), (417, 1653912), (456, 1512459), (468, 1473678), (494, 1396116), (513, 1344408), (556, 1240434), (558, 1235988), (589, 1170936), (648, 1064323), (684, 1008306), (702, 982452), (741, 930744), (744, 926991), (806, 855684), (834, 826956), (837, 823992), (936, 736839), (988, 698058), (1026, 672204), (1053, 654968), (1112, 620217), (1116, 617994), (1178, 585468), (1209, 570456), (1251, 551304), (1368, 504153), (1404, 491226), (1482, 465372), (1539, 448136), (1612, 427842), (1668, 413478), (1674, 411996), (1767, 390312), (1807, 381672), (1976, 349029), (2052, 336102), (2106, 327484), (2223, 310248), (2232, 308997), (2356, 292734), (2418, 285228), (2502, 275652), (2511, 274664), (2641, 261144), (2808, 245613), (2964, 232686), (3078, 224068), (3224, 213921), (3336, 206739), (3348, 205998), (3534, 195156), (3614, 190836), (3627, 190152), (3753, 183768), (4104, 168051), (4212, 163742), (4309, 160056), (4446, 155124), (4712, 146367), (4836, 142614), (5004, 137826), (5022, 137332), (5282, 130572), (5301, 130104), (5421, 127224), (5928, 116343), (6156, 112034), (6669, 103416), (6696, 102999), (7068, 97578), (7228, 95418), (7254, 95076), (7506, 91884), (7657, 90072), (7923, 87048), (8424, 81871), (8618, 80028), (8892, 77562), (9672, 71307), (10008, 68913), (10044, 68666), (10564, 65286), (10602, 65052), (10842, 63612), (10881, 63384), (11259, 61256), (12312, 56017), (12927, 53352), (13338, 51708), (14136, 48789), (14456, 47709), (14508, 47538), (15012, 45942), (15314, 45036), (15846, 43524), (15903, 43368), (16263, 42408), (17236, 40014), (17784, 38781), (20007, 34472), (20088, 34333), (21128, 32643), (21204, 32526), (21684, 31806), (21762, 31692), (22518, 30628), (22971, 30024), (23769, 29016), (25854, 26676)]