342651640

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{443}}^1$

素因数の和:832

約数の個数: 64

約数和(自身を含む): 787851360

約数和(自身を除く): 445199720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 317, 443, 488, 610, 634, 886, 1220, 1268, 1585, 1772, 2215, 2440, 2536, 3170, 3544, 4430, 6340, 8860, 12680, 17720, 19337, 27023, 38674, 54046, 77348, 96685, 108092, 135115, 140431, 154696, 193370, 216184, 270230, 280862, 386740, 540460, 561724, 702155, 773480, 1080920, 1123448, 1404310, 2808620, 5617240, 8566291, 17132582, 34265164, 42831455, 68530328, 85662910, 171325820, 342651640]

約数ペア:

[(1, 342651640), (2, 171325820), (4, 85662910), (5, 68530328), (8, 42831455), (10, 34265164), (20, 17132582), (40, 8566291), (61, 5617240), (122, 2808620), (244, 1404310), (305, 1123448), (317, 1080920), (443, 773480), (488, 702155), (610, 561724), (634, 540460), (886, 386740), (1220, 280862), (1268, 270230), (1585, 216184), (1772, 193370), (2215, 154696), (2440, 140431), (2536, 135115), (3170, 108092), (3544, 96685), (4430, 77348), (6340, 54046), (8860, 38674), (12680, 27023), (17720, 19337)]