51678720

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{2243}}^1$

素因数の和:2272

約数の個数: 120

約数和(自身を含む): 179057736

約数和(自身を除く): 127379016

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, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2243, 2304, 2560, 2880, 3840, 4486, 4608, 5760, 6729, 7680, 8972, 11215, 11520, 13458, 17944, 20187, 22430, 23040, 26916, 33645, 35888, 40374, 44860, 53832, 67290, 71776, 80748, 89720, 100935, 107664, 134580, 143552, 161496, 179440, 201870, 215328, 269160, 287104, 322992, 358880, 403740, 430656, 538320, 574208, 645984, 717760, 807480, 861312, 1076640, 1148416, 1291968, 1435520, 1614960, 1722624, 2153280, 2583936, 2871040, 3229920, 3445248, 4306560, 5167872, 5742080, 6459840, 8613120, 10335744, 12919680, 17226240, 25839360, 51678720]

約数ペア:

[(1, 51678720), (2, 25839360), (3, 17226240), (4, 12919680), (5, 10335744), (6, 8613120), (8, 6459840), (9, 5742080), (10, 5167872), (12, 4306560), (15, 3445248), (16, 3229920), (18, 2871040), (20, 2583936), (24, 2153280), (30, 1722624), (32, 1614960), (36, 1435520), (40, 1291968), (45, 1148416), (48, 1076640), (60, 861312), (64, 807480), (72, 717760), (80, 645984), (90, 574208), (96, 538320), (120, 430656), (128, 403740), (144, 358880), (160, 322992), (180, 287104), (192, 269160), (240, 215328), (256, 201870), (288, 179440), (320, 161496), (360, 143552), (384, 134580), (480, 107664), (512, 100935), (576, 89720), (640, 80748), (720, 71776), (768, 67290), (960, 53832), (1152, 44860), (1280, 40374), (1440, 35888), (1536, 33645), (1920, 26916), (2243, 23040), (2304, 22430), (2560, 20187), (2880, 17944), (3840, 13458), (4486, 11520), (4608, 11215), (5760, 8972), (6729, 7680)]