2581567470

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{18143}}^1$

素因数の和:18207

約数の個数: 128

約数和(自身を含む): 7524679680

約数和(自身を除く): 4943112210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 31, 34, 45, 51, 54, 62, 85, 90, 93, 102, 135, 153, 155, 170, 186, 255, 270, 279, 306, 310, 459, 465, 510, 527, 558, 765, 837, 918, 930, 1054, 1395, 1530, 1581, 1674, 2295, 2635, 2790, 3162, 4185, 4590, 4743, 5270, 7905, 8370, 9486, 14229, 15810, 18143, 23715, 28458, 36286, 47430, 54429, 71145, 90715, 108858, 142290, 163287, 181430, 272145, 308431, 326574, 489861, 544290, 562433, 616862, 816435, 925293, 979722, 1124866, 1542155, 1632870, 1687299, 1850586, 2449305, 2775879, 2812165, 3084310, 3374598, 4626465, 4898610, 5061897, 5551758, 5624330, 8327637, 8436495, 9252930, 9561361, 10123794, 13879395, 15185691, 16655274, 16872990, 19122722, 25309485, 27758790, 28684083, 30371382, 41638185, 47806805, 50618970, 57368166, 75928455, 83276370, 86052249, 95613610, 143420415, 151856910, 172104498, 258156747, 286840830, 430261245, 516313494, 860522490, 1290783735, 2581567470]

約数ペア:

[(1, 2581567470), (2, 1290783735), (3, 860522490), (5, 516313494), (6, 430261245), (9, 286840830), (10, 258156747), (15, 172104498), (17, 151856910), (18, 143420415), (27, 95613610), (30, 86052249), (31, 83276370), (34, 75928455), (45, 57368166), (51, 50618970), (54, 47806805), (62, 41638185), (85, 30371382), (90, 28684083), (93, 27758790), (102, 25309485), (135, 19122722), (153, 16872990), (155, 16655274), (170, 15185691), (186, 13879395), (255, 10123794), (270, 9561361), (279, 9252930), (306, 8436495), (310, 8327637), (459, 5624330), (465, 5551758), (510, 5061897), (527, 4898610), (558, 4626465), (765, 3374598), (837, 3084310), (918, 2812165), (930, 2775879), (1054, 2449305), (1395, 1850586), (1530, 1687299), (1581, 1632870), (1674, 1542155), (2295, 1124866), (2635, 979722), (2790, 925293), (3162, 816435), (4185, 616862), (4590, 562433), (4743, 544290), (5270, 489861), (7905, 326574), (8370, 308431), (9486, 272145), (14229, 181430), (15810, 163287), (18143, 142290), (23715, 108858), (28458, 90715), (36286, 71145), (47430, 54429)]