128683680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{268091}}^1$

素因数の和:268109

約数の個数: 48

約数和(自身を含む): 405355104

約数和(自身を除く): 276671424

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, 268091, 536182, 804273, 1072364, 1340455, 1608546, 2144728, 2680910, 3217092, 4021365, 4289456, 5361820, 6434184, 8042730, 8578912, 10723640, 12868368, 16085460, 21447280, 25736736, 32170920, 42894560, 64341840, 128683680]

約数ペア:

[(1, 128683680), (2, 64341840), (3, 42894560), (4, 32170920), (5, 25736736), (6, 21447280), (8, 16085460), (10, 12868368), (12, 10723640), (15, 8578912), (16, 8042730), (20, 6434184), (24, 5361820), (30, 4289456), (32, 4021365), (40, 3217092), (48, 2680910), (60, 2144728), (80, 1608546), (96, 1340455), (120, 1072364), (160, 804273), (240, 536182), (480, 268091)]