277118920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17191}}^1$

素因数の和:17246

約数の個数: 64

約数和(自身を含む): 693181440

約数和(自身を除く): 416062520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 17191, 34382, 68764, 85955, 137528, 171910, 223483, 343820, 446966, 532921, 687640, 893932, 1065842, 1117415, 1787864, 2131684, 2234830, 2664605, 4263368, 4469660, 5329210, 6927973, 8939320, 10658420, 13855946, 21316840, 27711892, 34639865, 55423784, 69279730, 138559460, 277118920]

約数ペア:

[(1, 277118920), (2, 138559460), (4, 69279730), (5, 55423784), (8, 34639865), (10, 27711892), (13, 21316840), (20, 13855946), (26, 10658420), (31, 8939320), (40, 6927973), (52, 5329210), (62, 4469660), (65, 4263368), (104, 2664605), (124, 2234830), (130, 2131684), (155, 1787864), (248, 1117415), (260, 1065842), (310, 893932), (403, 687640), (520, 532921), (620, 446966), (806, 343820), (1240, 223483), (1612, 171910), (2015, 137528), (3224, 85955), (4030, 68764), (8060, 34382), (16120, 17191)]