1397958240

素因数分解:

$2^5\times 3^1\times 5^1\times 7^4\times {\mathrm{1213}}^1$

素因数の和:1259

約数の個数: 240

約数和(自身を含む): 5141425968

約数和(自身を除く): 3743467728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 343, 392, 420, 480, 490, 560, 588, 672, 686, 735, 784, 840, 980, 1029, 1120, 1176, 1213, 1372, 1470, 1568, 1680, 1715, 1960, 2058, 2352, 2401, 2426, 2744, 2940, 3360, 3430, 3639, 3920, 4116, 4704, 4802, 4852, 5145, 5488, 5880, 6065, 6860, 7203, 7278, 7840, 8232, 8491, 9604, 9704, 10290, 10976, 11760, 12005, 12130, 13720, 14406, 14556, 16464, 16982, 18195, 19208, 19408, 20580, 23520, 24010, 24260, 25473, 27440, 28812, 29112, 32928, 33964, 36015, 36390, 38416, 38816, 41160, 42455, 48020, 48520, 50946, 54880, 57624, 58224, 59437, 67928, 72030, 72780, 76832, 82320, 84910, 96040, 97040, 101892, 115248, 116448, 118874, 127365, 135856, 144060, 145560, 164640, 169820, 178311, 192080, 194080, 203784, 230496, 237748, 254730, 271712, 288120, 291120, 297185, 339640, 356622, 384160, 407568, 416059, 475496, 509460, 576240, 582240, 594370, 679280, 713244, 815136, 832118, 891555, 950992, 1018920, 1152480, 1188740, 1248177, 1358560, 1426488, 1664236, 1783110, 1901984, 2037840, 2080295, 2377480, 2496354, 2852976, 2912413, 3328472, 3566220, 4075680, 4160590, 4754960, 4992708, 5705952, 5824826, 6240885, 6656944, 7132440, 8321180, 8737239, 9509920, 9985416, 11649652, 12481770, 13313888, 14264880, 14562065, 16642360, 17474478, 19970832, 23299304, 24963540, 28529760, 29124130, 33284720, 34948956, 39941664, 43686195, 46598608, 49927080, 58248260, 66569440, 69897912, 87372390, 93197216, 99854160, 116496520, 139795824, 174744780, 199708320, 232993040, 279591648, 349489560, 465986080, 698979120, 1397958240]

約数ペア:

[(1, 1397958240), (2, 698979120), (3, 465986080), (4, 349489560), (5, 279591648), (6, 232993040), (7, 199708320), (8, 174744780), (10, 139795824), (12, 116496520), (14, 99854160), (15, 93197216), (16, 87372390), (20, 69897912), (21, 66569440), (24, 58248260), (28, 49927080), (30, 46598608), (32, 43686195), (35, 39941664), (40, 34948956), (42, 33284720), (48, 29124130), (49, 28529760), (56, 24963540), (60, 23299304), (70, 19970832), (80, 17474478), (84, 16642360), (96, 14562065), (98, 14264880), (105, 13313888), (112, 12481770), (120, 11649652), (140, 9985416), (147, 9509920), (160, 8737239), (168, 8321180), (196, 7132440), (210, 6656944), (224, 6240885), (240, 5824826), (245, 5705952), (280, 4992708), (294, 4754960), (336, 4160590), (343, 4075680), (392, 3566220), (420, 3328472), (480, 2912413), (490, 2852976), (560, 2496354), (588, 2377480), (672, 2080295), (686, 2037840), (735, 1901984), (784, 1783110), (840, 1664236), (980, 1426488), (1029, 1358560), (1120, 1248177), (1176, 1188740), (1213, 1152480), (1372, 1018920), (1470, 950992), (1568, 891555), (1680, 832118), (1715, 815136), (1960, 713244), (2058, 679280), (2352, 594370), (2401, 582240), (2426, 576240), (2744, 509460), (2940, 475496), (3360, 416059), (3430, 407568), (3639, 384160), (3920, 356622), (4116, 339640), (4704, 297185), (4802, 291120), (4852, 288120), (5145, 271712), (5488, 254730), (5880, 237748), (6065, 230496), (6860, 203784), (7203, 194080), (7278, 192080), (7840, 178311), (8232, 169820), (8491, 164640), (9604, 145560), (9704, 144060), (10290, 135856), (10976, 127365), (11760, 118874), (12005, 116448), (12130, 115248), (13720, 101892), (14406, 97040), (14556, 96040), (16464, 84910), (16982, 82320), (18195, 76832), (19208, 72780), (19408, 72030), (20580, 67928), (23520, 59437), (24010, 58224), (24260, 57624), (25473, 54880), (27440, 50946), (28812, 48520), (29112, 48020), (32928, 42455), (33964, 41160), (36015, 38816), (36390, 38416)]