709290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 1969920

約数和(自身を除く): 1260630

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 71, 74, 90, 111, 135, 142, 185, 213, 222, 270, 333, 355, 370, 426, 555, 639, 666, 710, 999, 1065, 1110, 1278, 1665, 1917, 1998, 2130, 2627, 3195, 3330, 3834, 4995, 5254, 6390, 7881, 9585, 9990, 13135, 15762, 19170, 23643, 26270, 39405, 47286, 70929, 78810, 118215, 141858, 236430, 354645, 709290]

約数ペア:

[(1, 709290), (2, 354645), (3, 236430), (5, 141858), (6, 118215), (9, 78810), (10, 70929), (15, 47286), (18, 39405), (27, 26270), (30, 23643), (37, 19170), (45, 15762), (54, 13135), (71, 9990), (74, 9585), (90, 7881), (111, 6390), (135, 5254), (142, 4995), (185, 3834), (213, 3330), (222, 3195), (270, 2627), (333, 2130), (355, 1998), (370, 1917), (426, 1665), (555, 1278), (639, 1110), (666, 1065), (710, 999)]