420230916

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:236

約数の個数: 240

約数和(自身を含む): 1335685120

約数和(自身を除く): 915454204

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 43, 54, 62, 63, 81, 84, 86, 93, 108, 124, 126, 129, 139, 162, 172, 186, 189, 217, 252, 258, 278, 279, 301, 324, 372, 378, 387, 417, 434, 516, 556, 558, 567, 602, 651, 756, 774, 834, 837, 868, 903, 973, 1116, 1134, 1161, 1204, 1251, 1302, 1333, 1548, 1668, 1674, 1806, 1946, 1953, 2268, 2322, 2502, 2511, 2604, 2666, 2709, 2919, 3348, 3483, 3612, 3753, 3892, 3906, 3999, 4309, 4644, 5004, 5022, 5332, 5418, 5838, 5859, 5977, 6966, 7506, 7812, 7998, 8127, 8618, 8757, 9331, 10044, 10836, 11259, 11676, 11718, 11954, 11997, 12927, 13932, 15012, 15996, 16254, 17236, 17514, 17577, 17931, 18662, 22518, 23436, 23908, 23994, 24381, 25854, 26271, 27993, 30163, 32508, 35028, 35154, 35862, 35991, 37324, 38781, 41839, 45036, 47988, 48762, 51708, 52542, 53793, 55986, 60326, 70308, 71724, 71982, 77562, 78813, 83678, 83979, 90489, 97524, 105084, 107586, 107973, 111972, 116343, 120652, 125517, 143964, 155124, 157626, 161379, 167356, 167958, 180978, 185287, 215172, 215946, 232686, 251034, 251937, 271467, 315252, 322758, 335916, 349029, 361956, 370574, 376551, 431892, 465372, 484137, 502068, 503874, 542934, 555861, 645516, 698058, 741148, 753102, 755811, 814401, 968274, 1007748, 1085868, 1111722, 1129653, 1297009, 1396116, 1506204, 1511622, 1628802, 1667583, 1936548, 2223444, 2259306, 2443203, 2594018, 3023244, 3257604, 3335166, 3388959, 3891027, 4518612, 4886406, 5002749, 5188036, 6670332, 6777918, 7782054, 9772812, 10005498, 11673081, 13555836, 15008247, 15564108, 20010996, 23346162, 30016494, 35019243, 46692324, 60032988, 70038486, 105057729, 140076972, 210115458, 420230916]

約数ペア:

[(1, 420230916), (2, 210115458), (3, 140076972), (4, 105057729), (6, 70038486), (7, 60032988), (9, 46692324), (12, 35019243), (14, 30016494), (18, 23346162), (21, 20010996), (27, 15564108), (28, 15008247), (31, 13555836), (36, 11673081), (42, 10005498), (43, 9772812), (54, 7782054), (62, 6777918), (63, 6670332), (81, 5188036), (84, 5002749), (86, 4886406), (93, 4518612), (108, 3891027), (124, 3388959), (126, 3335166), (129, 3257604), (139, 3023244), (162, 2594018), (172, 2443203), (186, 2259306), (189, 2223444), (217, 1936548), (252, 1667583), (258, 1628802), (278, 1511622), (279, 1506204), (301, 1396116), (324, 1297009), (372, 1129653), (378, 1111722), (387, 1085868), (417, 1007748), (434, 968274), (516, 814401), (556, 755811), (558, 753102), (567, 741148), (602, 698058), (651, 645516), (756, 555861), (774, 542934), (834, 503874), (837, 502068), (868, 484137), (903, 465372), (973, 431892), (1116, 376551), (1134, 370574), (1161, 361956), (1204, 349029), (1251, 335916), (1302, 322758), (1333, 315252), (1548, 271467), (1668, 251937), (1674, 251034), (1806, 232686), (1946, 215946), (1953, 215172), (2268, 185287), (2322, 180978), (2502, 167958), (2511, 167356), (2604, 161379), (2666, 157626), (2709, 155124), (2919, 143964), (3348, 125517), (3483, 120652), (3612, 116343), (3753, 111972), (3892, 107973), (3906, 107586), (3999, 105084), (4309, 97524), (4644, 90489), (5004, 83979), (5022, 83678), (5332, 78813), (5418, 77562), (5838, 71982), (5859, 71724), (5977, 70308), (6966, 60326), (7506, 55986), (7812, 53793), (7998, 52542), (8127, 51708), (8618, 48762), (8757, 47988), (9331, 45036), (10044, 41839), (10836, 38781), (11259, 37324), (11676, 35991), (11718, 35862), (11954, 35154), (11997, 35028), (12927, 32508), (13932, 30163), (15012, 27993), (15996, 26271), (16254, 25854), (17236, 24381), (17514, 23994), (17577, 23908), (17931, 23436), (18662, 22518)]