31239153.000000000

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5743}}^1$

素因数の和:5804

約数の個数: 64

約数和(自身を含む): 330854400

約数和(自身を除く): 195549320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 31, 38, 40, 62, 76, 95, 124, 152, 155, 190, 248, 310, 380, 589, 620, 760, 1178, 1240, 2356, 2945, 4712, 5743, 5890, 11486, 11780, 22972, 23560, 28715, 45944, 57430, 109117, 114860, 178033, 218234, 229720, 356066, 436468, 545585, 712132, 872936, 890165, 1091170, 1424264, 1780330, 2182340, 3382627, 3560660, 4364680, 6765254, 7121320, 13530508, 16913135, 27061016, 33826270, 67652540, 135305080]

約数ペア:

[(1, 135305080), (2, 67652540), (4, 33826270), (5, 27061016), (8, 16913135), (10, 13530508), (19, 7121320), (20, 6765254), (31, 4364680), (38, 3560660), (40, 3382627), (62, 2182340), (76, 1780330), (95, 1424264), (124, 1091170), (152, 890165), (155, 872936), (190, 712132), (248, 545585), (310, 436468), (380, 356066), (589, 229720), (620, 218234), (760, 178033), (1178, 114860), (1240, 109117), (2356, 57430), (2945, 45944), (4712, 28715), (5743, 23560), (5890, 22972), (11486, 11780)]