1243145280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{99611}}^1$

素因数の和:99644

約数の個数: 112

約数和(自身を含む): 4250643264

約数和(自身を除く): 3007497984

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, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 99611, 199222, 298833, 398444, 498055, 597666, 796888, 996110, 1195332, 1294943, 1494165, 1593776, 1992220, 2390664, 2589886, 2988330, 3187552, 3884829, 3984440, 4781328, 5179772, 5976660, 6375104, 6474715, 7769658, 7968880, 9562656, 10359544, 11953320, 12949430, 15539316, 15937760, 19125312, 19424145, 20719088, 23906640, 25898860, 31078632, 31875520, 38848290, 41438176, 47813280, 51797720, 62157264, 77696580, 82876352, 95626560, 103595440, 124314528, 155393160, 207190880, 248629056, 310786320, 414381760, 621572640, 1243145280]

約数ペア:

[(1, 1243145280), (2, 621572640), (3, 414381760), (4, 310786320), (5, 248629056), (6, 207190880), (8, 155393160), (10, 124314528), (12, 103595440), (13, 95626560), (15, 82876352), (16, 77696580), (20, 62157264), (24, 51797720), (26, 47813280), (30, 41438176), (32, 38848290), (39, 31875520), (40, 31078632), (48, 25898860), (52, 23906640), (60, 20719088), (64, 19424145), (65, 19125312), (78, 15937760), (80, 15539316), (96, 12949430), (104, 11953320), (120, 10359544), (130, 9562656), (156, 7968880), (160, 7769658), (192, 6474715), (195, 6375104), (208, 5976660), (240, 5179772), (260, 4781328), (312, 3984440), (320, 3884829), (390, 3187552), (416, 2988330), (480, 2589886), (520, 2390664), (624, 1992220), (780, 1593776), (832, 1494165), (960, 1294943), (1040, 1195332), (1248, 996110), (1560, 796888), (2080, 597666), (2496, 498055), (3120, 398444), (4160, 298833), (6240, 199222), (12480, 99611)]