55312380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2243}}^1$

素因数の和:2395

約数の個数: 72

約数和(自身を含む): 169080912

約数和(自身を除く): 113768532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 137, 180, 274, 411, 548, 685, 822, 1233, 1370, 1644, 2055, 2243, 2466, 2740, 4110, 4486, 4932, 6165, 6729, 8220, 8972, 11215, 12330, 13458, 20187, 22430, 24660, 26916, 33645, 40374, 44860, 67290, 80748, 100935, 134580, 201870, 307291, 403740, 614582, 921873, 1229164, 1536455, 1843746, 2765619, 3072910, 3687492, 4609365, 5531238, 6145820, 9218730, 11062476, 13828095, 18437460, 27656190, 55312380]

約数ペア:

[(1, 55312380), (2, 27656190), (3, 18437460), (4, 13828095), (5, 11062476), (6, 9218730), (9, 6145820), (10, 5531238), (12, 4609365), (15, 3687492), (18, 3072910), (20, 2765619), (30, 1843746), (36, 1536455), (45, 1229164), (60, 921873), (90, 614582), (137, 403740), (180, 307291), (274, 201870), (411, 134580), (548, 100935), (685, 80748), (822, 67290), (1233, 44860), (1370, 40374), (1644, 33645), (2055, 26916), (2243, 24660), (2466, 22430), (2740, 20187), (4110, 13458), (4486, 12330), (4932, 11215), (6165, 8972), (6729, 8220)]