18732120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1$

素因数の和:665

約数の個数: 128

約数和(自身を含む): 64074240

約数和(自身を除く): 45342120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 23, 24, 30, 33, 40, 44, 46, 55, 60, 66, 69, 88, 92, 110, 115, 120, 132, 138, 165, 184, 220, 230, 253, 264, 276, 330, 345, 440, 460, 506, 552, 617, 660, 690, 759, 920, 1012, 1234, 1265, 1320, 1380, 1518, 1851, 2024, 2468, 2530, 2760, 3036, 3085, 3702, 3795, 4936, 5060, 6072, 6170, 6787, 7404, 7590, 9255, 10120, 12340, 13574, 14191, 14808, 15180, 18510, 20361, 24680, 27148, 28382, 30360, 33935, 37020, 40722, 42573, 54296, 56764, 67870, 70955, 74040, 81444, 85146, 101805, 113528, 135740, 141910, 156101, 162888, 170292, 203610, 212865, 271480, 283820, 312202, 340584, 407220, 425730, 468303, 567640, 624404, 780505, 814440, 851460, 936606, 1248808, 1561010, 1702920, 1873212, 2341515, 3122020, 3746424, 4683030, 6244040, 9366060, 18732120]

約数ペア:

[(1, 18732120), (2, 9366060), (3, 6244040), (4, 4683030), (5, 3746424), (6, 3122020), (8, 2341515), (10, 1873212), (11, 1702920), (12, 1561010), (15, 1248808), (20, 936606), (22, 851460), (23, 814440), (24, 780505), (30, 624404), (33, 567640), (40, 468303), (44, 425730), (46, 407220), (55, 340584), (60, 312202), (66, 283820), (69, 271480), (88, 212865), (92, 203610), (110, 170292), (115, 162888), (120, 156101), (132, 141910), (138, 135740), (165, 113528), (184, 101805), (220, 85146), (230, 81444), (253, 74040), (264, 70955), (276, 67870), (330, 56764), (345, 54296), (440, 42573), (460, 40722), (506, 37020), (552, 33935), (617, 30360), (660, 28382), (690, 27148), (759, 24680), (920, 20361), (1012, 18510), (1234, 15180), (1265, 14808), (1320, 14191), (1380, 13574), (1518, 12340), (1851, 10120), (2024, 9255), (2468, 7590), (2530, 7404), (2760, 6787), (3036, 6170), (3085, 6072), (3702, 5060), (3795, 4936)]