2040242880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163481}}^1$

素因数の和:163514

約数の個数: 112

約数和(自身を含む): 6976103904

約数和(自身を除く): 4935861024

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, 163481, 326962, 490443, 653924, 817405, 980886, 1307848, 1634810, 1961772, 2125253, 2452215, 2615696, 3269620, 3923544, 4250506, 4904430, 5231392, 6375759, 6539240, 7847088, 8501012, 9808860, 10462784, 10626265, 12751518, 13078480, 15694176, 17002024, 19617720, 21252530, 25503036, 26156960, 31388352, 31878795, 34004048, 39235440, 42505060, 51006072, 52313920, 63757590, 68008096, 78470880, 85010120, 102012144, 127515180, 136016192, 156941760, 170020240, 204024288, 255030360, 340040480, 408048576, 510060720, 680080960, 1020121440, 2040242880]

約数ペア:

[(1, 2040242880), (2, 1020121440), (3, 680080960), (4, 510060720), (5, 408048576), (6, 340040480), (8, 255030360), (10, 204024288), (12, 170020240), (13, 156941760), (15, 136016192), (16, 127515180), (20, 102012144), (24, 85010120), (26, 78470880), (30, 68008096), (32, 63757590), (39, 52313920), (40, 51006072), (48, 42505060), (52, 39235440), (60, 34004048), (64, 31878795), (65, 31388352), (78, 26156960), (80, 25503036), (96, 21252530), (104, 19617720), (120, 17002024), (130, 15694176), (156, 13078480), (160, 12751518), (192, 10626265), (195, 10462784), (208, 9808860), (240, 8501012), (260, 7847088), (312, 6539240), (320, 6375759), (390, 5231392), (416, 4904430), (480, 4250506), (520, 3923544), (624, 3269620), (780, 2615696), (832, 2452215), (960, 2125253), (1040, 1961772), (1248, 1634810), (1560, 1307848), (2080, 980886), (2496, 817405), (3120, 653924), (4160, 490443), (6240, 326962), (12480, 163481)]