390754800

素因数分解:

$2^4\times 3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{373}}^1$

素因数の和:497

約数の個数: 240

約数和(自身を含む): 1408902880

約数和(自身を除く): 1018148080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 90, 97, 100, 108, 120, 135, 144, 150, 180, 194, 200, 216, 225, 240, 270, 291, 300, 360, 373, 388, 400, 432, 450, 485, 540, 582, 600, 675, 720, 746, 776, 873, 900, 970, 1080, 1119, 1164, 1200, 1350, 1455, 1492, 1552, 1746, 1800, 1865, 1940, 2160, 2238, 2328, 2425, 2619, 2700, 2910, 2984, 3357, 3492, 3600, 3730, 3880, 4365, 4476, 4656, 4850, 5238, 5400, 5595, 5820, 5968, 6714, 6984, 7275, 7460, 7760, 8730, 8952, 9325, 9700, 10071, 10476, 10800, 11190, 11640, 13095, 13428, 13968, 14550, 14920, 16785, 17460, 17904, 18650, 19400, 20142, 20952, 21825, 22380, 23280, 26190, 26856, 27975, 29100, 29840, 33570, 34920, 36181, 37300, 38800, 40284, 41904, 43650, 44760, 50355, 52380, 53712, 55950, 58200, 65475, 67140, 69840, 72362, 74600, 80568, 83925, 87300, 89520, 100710, 104760, 108543, 111900, 116400, 130950, 134280, 144724, 149200, 161136, 167850, 174600, 180905, 201420, 209520, 217086, 223800, 251775, 261900, 268560, 289448, 325629, 335700, 349200, 361810, 402840, 434172, 447600, 503550, 523800, 542715, 578896, 651258, 671400, 723620, 805680, 868344, 904525, 976887, 1007100, 1047600, 1085430, 1302516, 1342800, 1447240, 1628145, 1736688, 1809050, 1953774, 2014200, 2170860, 2605032, 2713575, 2894480, 3256290, 3618100, 3907548, 4028400, 4341720, 4884435, 5210064, 5427150, 6512580, 7236200, 7815096, 8140725, 8683440, 9768870, 10854300, 13025160, 14472400, 15630192, 16281450, 19537740, 21708600, 24422175, 26050320, 32562900, 39075480, 43417200, 48844350, 65125800, 78150960, 97688700, 130251600, 195377400, 390754800]

約数ペア:

[(1, 390754800), (2, 195377400), (3, 130251600), (4, 97688700), (5, 78150960), (6, 65125800), (8, 48844350), (9, 43417200), (10, 39075480), (12, 32562900), (15, 26050320), (16, 24422175), (18, 21708600), (20, 19537740), (24, 16281450), (25, 15630192), (27, 14472400), (30, 13025160), (36, 10854300), (40, 9768870), (45, 8683440), (48, 8140725), (50, 7815096), (54, 7236200), (60, 6512580), (72, 5427150), (75, 5210064), (80, 4884435), (90, 4341720), (97, 4028400), (100, 3907548), (108, 3618100), (120, 3256290), (135, 2894480), (144, 2713575), (150, 2605032), (180, 2170860), (194, 2014200), (200, 1953774), (216, 1809050), (225, 1736688), (240, 1628145), (270, 1447240), (291, 1342800), (300, 1302516), (360, 1085430), (373, 1047600), (388, 1007100), (400, 976887), (432, 904525), (450, 868344), (485, 805680), (540, 723620), (582, 671400), (600, 651258), (675, 578896), (720, 542715), (746, 523800), (776, 503550), (873, 447600), (900, 434172), (970, 402840), (1080, 361810), (1119, 349200), (1164, 335700), (1200, 325629), (1350, 289448), (1455, 268560), (1492, 261900), (1552, 251775), (1746, 223800), (1800, 217086), (1865, 209520), (1940, 201420), (2160, 180905), (2238, 174600), (2328, 167850), (2425, 161136), (2619, 149200), (2700, 144724), (2910, 134280), (2984, 130950), (3357, 116400), (3492, 111900), (3600, 108543), (3730, 104760), (3880, 100710), (4365, 89520), (4476, 87300), (4656, 83925), (4850, 80568), (5238, 74600), (5400, 72362), (5595, 69840), (5820, 67140), (5968, 65475), (6714, 58200), (6984, 55950), (7275, 53712), (7460, 52380), (7760, 50355), (8730, 44760), (8952, 43650), (9325, 41904), (9700, 40284), (10071, 38800), (10476, 37300), (10800, 36181), (11190, 34920), (11640, 33570), (13095, 29840), (13428, 29100), (13968, 27975), (14550, 26856), (14920, 26190), (16785, 23280), (17460, 22380), (17904, 21825), (18650, 20952), (19400, 20142)]