277579470

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{18617}}^1$

素因数の和:18705

約数の個数: 64

約数和(自身を含む): 772125696

約数和(自身を除く): 494546226

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 71, 105, 142, 210, 213, 355, 426, 497, 710, 994, 1065, 1491, 2130, 2485, 2982, 4970, 7455, 14910, 18617, 37234, 55851, 93085, 111702, 130319, 186170, 260638, 279255, 390957, 558510, 651595, 781914, 1303190, 1321807, 1954785, 2643614, 3909570, 3965421, 6609035, 7930842, 9252649, 13218070, 18505298, 19827105, 27757947, 39654210, 46263245, 55515894, 92526490, 138789735, 277579470]

約数ペア:

[(1, 277579470), (2, 138789735), (3, 92526490), (5, 55515894), (6, 46263245), (7, 39654210), (10, 27757947), (14, 19827105), (15, 18505298), (21, 13218070), (30, 9252649), (35, 7930842), (42, 6609035), (70, 3965421), (71, 3909570), (105, 2643614), (142, 1954785), (210, 1321807), (213, 1303190), (355, 781914), (426, 651595), (497, 558510), (710, 390957), (994, 279255), (1065, 260638), (1491, 186170), (2130, 130319), (2485, 111702), (2982, 93085), (4970, 55851), (7455, 37234), (14910, 18617)]