256382400

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1723}}^1$

素因数の和:1779

約数の個数: 168

約数和(自身を含む): 868785664

約数和(自身を除く): 612403264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 150, 155, 160, 186, 192, 200, 240, 248, 300, 310, 320, 372, 400, 465, 480, 496, 600, 620, 744, 775, 800, 930, 960, 992, 1200, 1240, 1488, 1550, 1600, 1723, 1860, 1984, 2325, 2400, 2480, 2976, 3100, 3446, 3720, 4650, 4800, 4960, 5169, 5952, 6200, 6892, 7440, 8615, 9300, 9920, 10338, 12400, 13784, 14880, 17230, 18600, 20676, 24800, 25845, 27568, 29760, 34460, 37200, 41352, 43075, 49600, 51690, 53413, 55136, 68920, 74400, 82704, 86150, 103380, 106826, 110272, 129225, 137840, 148800, 160239, 165408, 172300, 206760, 213652, 258450, 267065, 275680, 320478, 330816, 344600, 413520, 427304, 516900, 534130, 551360, 640956, 689200, 801195, 827040, 854608, 1033800, 1068260, 1281912, 1335325, 1378400, 1602390, 1654080, 1709216, 2067600, 2136520, 2563824, 2670650, 2756800, 3204780, 3418432, 4005975, 4135200, 4273040, 5127648, 5341300, 6409560, 8011950, 8270400, 8546080, 10255296, 10682600, 12819120, 16023900, 17092160, 21365200, 25638240, 32047800, 42730400, 51276480, 64095600, 85460800, 128191200, 256382400]

約数ペア:

[(1, 256382400), (2, 128191200), (3, 85460800), (4, 64095600), (5, 51276480), (6, 42730400), (8, 32047800), (10, 25638240), (12, 21365200), (15, 17092160), (16, 16023900), (20, 12819120), (24, 10682600), (25, 10255296), (30, 8546080), (31, 8270400), (32, 8011950), (40, 6409560), (48, 5341300), (50, 5127648), (60, 4273040), (62, 4135200), (64, 4005975), (75, 3418432), (80, 3204780), (93, 2756800), (96, 2670650), (100, 2563824), (120, 2136520), (124, 2067600), (150, 1709216), (155, 1654080), (160, 1602390), (186, 1378400), (192, 1335325), (200, 1281912), (240, 1068260), (248, 1033800), (300, 854608), (310, 827040), (320, 801195), (372, 689200), (400, 640956), (465, 551360), (480, 534130), (496, 516900), (600, 427304), (620, 413520), (744, 344600), (775, 330816), (800, 320478), (930, 275680), (960, 267065), (992, 258450), (1200, 213652), (1240, 206760), (1488, 172300), (1550, 165408), (1600, 160239), (1723, 148800), (1860, 137840), (1984, 129225), (2325, 110272), (2400, 106826), (2480, 103380), (2976, 86150), (3100, 82704), (3446, 74400), (3720, 68920), (4650, 55136), (4800, 53413), (4960, 51690), (5169, 49600), (5952, 43075), (6200, 41352), (6892, 37200), (7440, 34460), (8615, 29760), (9300, 27568), (9920, 25845), (10338, 24800), (12400, 20676), (13784, 18600), (14880, 17230)]