61821840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{257591}}^1$

素因数の和:257607

約数の個数: 40

約数和(自身を含む): 191648448

約数和(自身を除く): 129826608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 257591, 515182, 772773, 1030364, 1287955, 1545546, 2060728, 2575910, 3091092, 3863865, 4121456, 5151820, 6182184, 7727730, 10303640, 12364368, 15455460, 20607280, 30910920, 61821840]

約数ペア:

[(1, 61821840), (2, 30910920), (3, 20607280), (4, 15455460), (5, 12364368), (6, 10303640), (8, 7727730), (10, 6182184), (12, 5151820), (15, 4121456), (16, 3863865), (20, 3091092), (24, 2575910), (30, 2060728), (40, 1545546), (48, 1287955), (60, 1030364), (80, 772773), (120, 515182), (240, 257591)]