156942280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{18773}}^1$

素因数の和:18814

約数の個数: 64

約数和(自身を含む): 405518400

約数和(自身を除く): 248576120

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 18773, 37546, 75092, 93865, 150184, 187730, 206503, 356687, 375460, 413006, 713374, 750920, 826012, 1032515, 1426748, 1652024, 1783435, 2065030, 2853496, 3566870, 3923557, 4130060, 7133740, 7847114, 8260120, 14267480, 15694228, 19617785, 31388456, 39235570, 78471140, 156942280]

約数ペア:

[(1, 156942280), (2, 78471140), (4, 39235570), (5, 31388456), (8, 19617785), (10, 15694228), (11, 14267480), (19, 8260120), (20, 7847114), (22, 7133740), (38, 4130060), (40, 3923557), (44, 3566870), (55, 2853496), (76, 2065030), (88, 1783435), (95, 1652024), (110, 1426748), (152, 1032515), (190, 826012), (209, 750920), (220, 713374), (380, 413006), (418, 375460), (440, 356687), (760, 206503), (836, 187730), (1045, 150184), (1672, 93865), (2090, 75092), (4180, 37546), (8360, 18773)]