642275520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15559}}^1$

素因数の和:15622

約数の個数: 112

約数和(自身を含む): 2086782720

約数和(自身を除く): 1444507200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 645, 688, 860, 960, 1032, 1290, 1376, 1720, 2064, 2580, 2752, 3440, 4128, 5160, 6880, 8256, 10320, 13760, 15559, 20640, 31118, 41280, 46677, 62236, 77795, 93354, 124472, 155590, 186708, 233385, 248944, 311180, 373416, 466770, 497888, 622360, 669037, 746832, 933540, 995776, 1244720, 1338074, 1493664, 1867080, 2007111, 2489440, 2676148, 2987328, 3345185, 3734160, 4014222, 4978880, 5352296, 6690370, 7468320, 8028444, 10035555, 10704592, 13380740, 14936640, 16056888, 20071110, 21409184, 26761480, 32113776, 40142220, 42818368, 53522960, 64227552, 80284440, 107045920, 128455104, 160568880, 214091840, 321137760, 642275520]

約数ペア:

[(1, 642275520), (2, 321137760), (3, 214091840), (4, 160568880), (5, 128455104), (6, 107045920), (8, 80284440), (10, 64227552), (12, 53522960), (15, 42818368), (16, 40142220), (20, 32113776), (24, 26761480), (30, 21409184), (32, 20071110), (40, 16056888), (43, 14936640), (48, 13380740), (60, 10704592), (64, 10035555), (80, 8028444), (86, 7468320), (96, 6690370), (120, 5352296), (129, 4978880), (160, 4014222), (172, 3734160), (192, 3345185), (215, 2987328), (240, 2676148), (258, 2489440), (320, 2007111), (344, 1867080), (430, 1493664), (480, 1338074), (516, 1244720), (645, 995776), (688, 933540), (860, 746832), (960, 669037), (1032, 622360), (1290, 497888), (1376, 466770), (1720, 373416), (2064, 311180), (2580, 248944), (2752, 233385), (3440, 186708), (4128, 155590), (5160, 124472), (6880, 93354), (8256, 77795), (10320, 62236), (13760, 46677), (15559, 41280), (20640, 31118)]