78517440

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:359

約数の個数: 168

約数和(自身を含む): 273405600

約数和(自身を除く): 194888160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 137, 144, 160, 180, 192, 199, 240, 274, 288, 320, 360, 398, 411, 480, 548, 576, 597, 685, 720, 796, 822, 960, 995, 1096, 1194, 1233, 1370, 1440, 1592, 1644, 1791, 1990, 2055, 2192, 2388, 2466, 2740, 2880, 2985, 3184, 3288, 3582, 3980, 4110, 4384, 4776, 4932, 5480, 5970, 6165, 6368, 6576, 7164, 7960, 8220, 8768, 8955, 9552, 9864, 10960, 11940, 12330, 12736, 13152, 14328, 15920, 16440, 17910, 19104, 19728, 21920, 23880, 24660, 26304, 27263, 28656, 31840, 32880, 35820, 38208, 39456, 43840, 47760, 49320, 54526, 57312, 63680, 65760, 71640, 78912, 81789, 95520, 98640, 109052, 114624, 131520, 136315, 143280, 163578, 191040, 197280, 218104, 245367, 272630, 286560, 327156, 394560, 408945, 436208, 490734, 545260, 573120, 654312, 817890, 872416, 981468, 1090520, 1226835, 1308624, 1635780, 1744832, 1962936, 2181040, 2453670, 2617248, 3271560, 3925872, 4362080, 4907340, 5234496, 6543120, 7851744, 8724160, 9814680, 13086240, 15703488, 19629360, 26172480, 39258720, 78517440]

約数ペア:

[(1, 78517440), (2, 39258720), (3, 26172480), (4, 19629360), (5, 15703488), (6, 13086240), (8, 9814680), (9, 8724160), (10, 7851744), (12, 6543120), (15, 5234496), (16, 4907340), (18, 4362080), (20, 3925872), (24, 3271560), (30, 2617248), (32, 2453670), (36, 2181040), (40, 1962936), (45, 1744832), (48, 1635780), (60, 1308624), (64, 1226835), (72, 1090520), (80, 981468), (90, 872416), (96, 817890), (120, 654312), (137, 573120), (144, 545260), (160, 490734), (180, 436208), (192, 408945), (199, 394560), (240, 327156), (274, 286560), (288, 272630), (320, 245367), (360, 218104), (398, 197280), (411, 191040), (480, 163578), (548, 143280), (576, 136315), (597, 131520), (685, 114624), (720, 109052), (796, 98640), (822, 95520), (960, 81789), (995, 78912), (1096, 71640), (1194, 65760), (1233, 63680), (1370, 57312), (1440, 54526), (1592, 49320), (1644, 47760), (1791, 43840), (1990, 39456), (2055, 38208), (2192, 35820), (2388, 32880), (2466, 31840), (2740, 28656), (2880, 27263), (2985, 26304), (3184, 24660), (3288, 23880), (3582, 21920), (3980, 19728), (4110, 19104), (4384, 17910), (4776, 16440), (4932, 15920), (5480, 14328), (5970, 13152), (6165, 12736), (6368, 12330), (6576, 11940), (7164, 10960), (7960, 9864), (8220, 9552), (8768, 8955)]