131031840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{272983}}^1$

素因数の和:273001

約数の個数: 48

約数和(自身を含む): 412751808

約数和(自身を除く): 281719968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 272983, 545966, 818949, 1091932, 1364915, 1637898, 2183864, 2729830, 3275796, 4094745, 4367728, 5459660, 6551592, 8189490, 8735456, 10919320, 13103184, 16378980, 21838640, 26206368, 32757960, 43677280, 65515920, 131031840]

約数ペア:

[(1, 131031840), (2, 65515920), (3, 43677280), (4, 32757960), (5, 26206368), (6, 21838640), (8, 16378980), (10, 13103184), (12, 10919320), (15, 8735456), (16, 8189490), (20, 6551592), (24, 5459660), (30, 4367728), (32, 4094745), (40, 3275796), (48, 2729830), (60, 2183864), (80, 1637898), (96, 1364915), (120, 1091932), (160, 818949), (240, 545966), (480, 272983)]