49745280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2028

約数の個数: 128

約数和(自身を含む): 170845920

約数和(自身を除く): 121100640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 1993, 2080, 2496, 3120, 3986, 4160, 4992, 5979, 6240, 7972, 8320, 9965, 11958, 12480, 15944, 19930, 23916, 24960, 25909, 29895, 31888, 39860, 47832, 51818, 59790, 63776, 77727, 79720, 95664, 103636, 119580, 127552, 129545, 155454, 159440, 191328, 207272, 239160, 255104, 259090, 310908, 318880, 382656, 388635, 414544, 478320, 518180, 621816, 637760, 765312, 777270, 829088, 956640, 1036360, 1243632, 1275520, 1554540, 1658176, 1913280, 2072720, 2487264, 3109080, 3316352, 3826560, 4145440, 4974528, 6218160, 8290880, 9949056, 12436320, 16581760, 24872640, 49745280]

約数ペア:

[(1, 49745280), (2, 24872640), (3, 16581760), (4, 12436320), (5, 9949056), (6, 8290880), (8, 6218160), (10, 4974528), (12, 4145440), (13, 3826560), (15, 3316352), (16, 3109080), (20, 2487264), (24, 2072720), (26, 1913280), (30, 1658176), (32, 1554540), (39, 1275520), (40, 1243632), (48, 1036360), (52, 956640), (60, 829088), (64, 777270), (65, 765312), (78, 637760), (80, 621816), (96, 518180), (104, 478320), (120, 414544), (128, 388635), (130, 382656), (156, 318880), (160, 310908), (192, 259090), (195, 255104), (208, 239160), (240, 207272), (260, 191328), (312, 159440), (320, 155454), (384, 129545), (390, 127552), (416, 119580), (480, 103636), (520, 95664), (624, 79720), (640, 77727), (780, 63776), (832, 59790), (960, 51818), (1040, 47832), (1248, 39860), (1560, 31888), (1664, 29895), (1920, 25909), (1993, 24960), (2080, 23916), (2496, 19930), (3120, 15944), (3986, 12480), (4160, 11958), (4992, 9965), (5979, 8320), (6240, 7972)]