268600000

素因数分解:

$2^6\times 5^5\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:133

約数の個数: 168

約数和(自身を含む): 714329280

約数和(自身を除く): 445729280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 79, 80, 85, 100, 125, 136, 158, 160, 170, 200, 250, 272, 316, 320, 340, 395, 400, 425, 500, 544, 625, 632, 680, 790, 800, 850, 1000, 1088, 1250, 1264, 1343, 1360, 1580, 1600, 1700, 1975, 2000, 2125, 2500, 2528, 2686, 2720, 3125, 3160, 3400, 3950, 4000, 4250, 5000, 5056, 5372, 5440, 6250, 6320, 6715, 6800, 7900, 8000, 8500, 9875, 10000, 10625, 10744, 12500, 12640, 13430, 13600, 15800, 17000, 19750, 20000, 21250, 21488, 25000, 25280, 26860, 27200, 31600, 33575, 34000, 39500, 40000, 42500, 42976, 49375, 50000, 53125, 53720, 63200, 67150, 68000, 79000, 85000, 85952, 98750, 100000, 106250, 107440, 126400, 134300, 136000, 158000, 167875, 170000, 197500, 200000, 212500, 214880, 246875, 268600, 316000, 335750, 340000, 395000, 425000, 429760, 493750, 537200, 632000, 671500, 680000, 790000, 839375, 850000, 987500, 1074400, 1343000, 1580000, 1678750, 1700000, 1975000, 2148800, 2686000, 3160000, 3357500, 3400000, 3950000, 4196875, 5372000, 6715000, 7900000, 8393750, 10744000, 13430000, 15800000, 16787500, 26860000, 33575000, 53720000, 67150000, 134300000, 268600000]

約数ペア:

[(1, 268600000), (2, 134300000), (4, 67150000), (5, 53720000), (8, 33575000), (10, 26860000), (16, 16787500), (17, 15800000), (20, 13430000), (25, 10744000), (32, 8393750), (34, 7900000), (40, 6715000), (50, 5372000), (64, 4196875), (68, 3950000), (79, 3400000), (80, 3357500), (85, 3160000), (100, 2686000), (125, 2148800), (136, 1975000), (158, 1700000), (160, 1678750), (170, 1580000), (200, 1343000), (250, 1074400), (272, 987500), (316, 850000), (320, 839375), (340, 790000), (395, 680000), (400, 671500), (425, 632000), (500, 537200), (544, 493750), (625, 429760), (632, 425000), (680, 395000), (790, 340000), (800, 335750), (850, 316000), (1000, 268600), (1088, 246875), (1250, 214880), (1264, 212500), (1343, 200000), (1360, 197500), (1580, 170000), (1600, 167875), (1700, 158000), (1975, 136000), (2000, 134300), (2125, 126400), (2500, 107440), (2528, 106250), (2686, 100000), (2720, 98750), (3125, 85952), (3160, 85000), (3400, 79000), (3950, 68000), (4000, 67150), (4250, 63200), (5000, 53720), (5056, 53125), (5372, 50000), (5440, 49375), (6250, 42976), (6320, 42500), (6715, 40000), (6800, 39500), (7900, 34000), (8000, 33575), (8500, 31600), (9875, 27200), (10000, 26860), (10625, 25280), (10744, 25000), (12500, 21488), (12640, 21250), (13430, 20000), (13600, 19750), (15800, 17000)]