421205928

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 256

約数和(自身を含む): 1323786240

約数和(自身を除く): 902580312

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 31, 33, 37, 39, 44, 52, 62, 66, 74, 78, 88, 93, 104, 107, 111, 124, 132, 143, 148, 156, 186, 214, 222, 248, 264, 286, 296, 312, 321, 341, 372, 403, 407, 428, 429, 444, 481, 572, 642, 682, 744, 806, 814, 856, 858, 888, 962, 1023, 1144, 1147, 1177, 1209, 1221, 1284, 1364, 1391, 1443, 1612, 1628, 1716, 1924, 2046, 2294, 2354, 2418, 2442, 2568, 2728, 2782, 2886, 3224, 3256, 3317, 3432, 3441, 3531, 3848, 3959, 4092, 4173, 4433, 4588, 4708, 4836, 4884, 5291, 5564, 5772, 6634, 6882, 7062, 7918, 8184, 8346, 8866, 9176, 9416, 9672, 9768, 9951, 10582, 11128, 11544, 11877, 12617, 13268, 13299, 13764, 14124, 14911, 15301, 15836, 15873, 16692, 17732, 19902, 21164, 23754, 25234, 26536, 26598, 27528, 28248, 29822, 30602, 31672, 31746, 33384, 35464, 36487, 37851, 39804, 42328, 43121, 43549, 44733, 45903, 47508, 50468, 51467, 53196, 59644, 61204, 63492, 72974, 75702, 79608, 86242, 87098, 89466, 91806, 95016, 100936, 102934, 106392, 109461, 119288, 122408, 122729, 126984, 129363, 130647, 145948, 151404, 154401, 164021, 172484, 174196, 178932, 183612, 205868, 218922, 245458, 258726, 261294, 291896, 302808, 308802, 328042, 344968, 348392, 357864, 367224, 368187, 411736, 437844, 474331, 490916, 492063, 517452, 522588, 566137, 617604, 656084, 736374, 875688, 948662, 981832, 984126, 1034904, 1045176, 1132274, 1235208, 1312168, 1350019, 1422993, 1472748, 1595477, 1698411, 1897324, 1968252, 2264548, 2700038, 2845986, 2945496, 3190954, 3396822, 3794648, 3936504, 4050057, 4529096, 4786431, 5400076, 5691972, 6381908, 6793644, 8100114, 9572862, 10800152, 11383944, 12763816, 13587288, 16200228, 17550247, 19145724, 32400456, 35100494, 38291448, 52650741, 70200988, 105301482, 140401976, 210602964, 421205928]

約数ペア:

[(1, 421205928), (2, 210602964), (3, 140401976), (4, 105301482), (6, 70200988), (8, 52650741), (11, 38291448), (12, 35100494), (13, 32400456), (22, 19145724), (24, 17550247), (26, 16200228), (31, 13587288), (33, 12763816), (37, 11383944), (39, 10800152), (44, 9572862), (52, 8100114), (62, 6793644), (66, 6381908), (74, 5691972), (78, 5400076), (88, 4786431), (93, 4529096), (104, 4050057), (107, 3936504), (111, 3794648), (124, 3396822), (132, 3190954), (143, 2945496), (148, 2845986), (156, 2700038), (186, 2264548), (214, 1968252), (222, 1897324), (248, 1698411), (264, 1595477), (286, 1472748), (296, 1422993), (312, 1350019), (321, 1312168), (341, 1235208), (372, 1132274), (403, 1045176), (407, 1034904), (428, 984126), (429, 981832), (444, 948662), (481, 875688), (572, 736374), (642, 656084), (682, 617604), (744, 566137), (806, 522588), (814, 517452), (856, 492063), (858, 490916), (888, 474331), (962, 437844), (1023, 411736), (1144, 368187), (1147, 367224), (1177, 357864), (1209, 348392), (1221, 344968), (1284, 328042), (1364, 308802), (1391, 302808), (1443, 291896), (1612, 261294), (1628, 258726), (1716, 245458), (1924, 218922), (2046, 205868), (2294, 183612), (2354, 178932), (2418, 174196), (2442, 172484), (2568, 164021), (2728, 154401), (2782, 151404), (2886, 145948), (3224, 130647), (3256, 129363), (3317, 126984), (3432, 122729), (3441, 122408), (3531, 119288), (3848, 109461), (3959, 106392), (4092, 102934), (4173, 100936), (4433, 95016), (4588, 91806), (4708, 89466), (4836, 87098), (4884, 86242), (5291, 79608), (5564, 75702), (5772, 72974), (6634, 63492), (6882, 61204), (7062, 59644), (7918, 53196), (8184, 51467), (8346, 50468), (8866, 47508), (9176, 45903), (9416, 44733), (9672, 43549), (9768, 43121), (9951, 42328), (10582, 39804), (11128, 37851), (11544, 36487), (11877, 35464), (12617, 33384), (13268, 31746), (13299, 31672), (13764, 30602), (14124, 29822), (14911, 28248), (15301, 27528), (15836, 26598), (15873, 26536), (16692, 25234), (17732, 23754), (19902, 21164)]