164556180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{6673}}^1$

素因数の和:6825

約数の個数: 72

約数和(自身を含む): 502872552

約数和(自身を除く): 338316372

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, 2466, 2740, 4110, 4932, 6165, 6673, 8220, 12330, 13346, 20019, 24660, 26692, 33365, 40038, 60057, 66730, 80076, 100095, 120114, 133460, 200190, 240228, 300285, 400380, 600570, 914201, 1201140, 1828402, 2742603, 3656804, 4571005, 5485206, 8227809, 9142010, 10970412, 13713015, 16455618, 18284020, 27426030, 32911236, 41139045, 54852060, 82278090, 164556180]

約数ペア:

[(1, 164556180), (2, 82278090), (3, 54852060), (4, 41139045), (5, 32911236), (6, 27426030), (9, 18284020), (10, 16455618), (12, 13713015), (15, 10970412), (18, 9142010), (20, 8227809), (30, 5485206), (36, 4571005), (45, 3656804), (60, 2742603), (90, 1828402), (137, 1201140), (180, 914201), (274, 600570), (411, 400380), (548, 300285), (685, 240228), (822, 200190), (1233, 133460), (1370, 120114), (1644, 100095), (2055, 80076), (2466, 66730), (2740, 60057), (4110, 40038), (4932, 33365), (6165, 26692), (6673, 24660), (8220, 20019), (12330, 13346)]