18792840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:667

約数の個数: 128

約数和(自身を含む): 64281600

約数和(自身を除く): 45488760

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, 619, 660, 690, 759, 920, 1012, 1238, 1265, 1320, 1380, 1518, 1857, 2024, 2476, 2530, 2760, 3036, 3095, 3714, 3795, 4952, 5060, 6072, 6190, 6809, 7428, 7590, 9285, 10120, 12380, 13618, 14237, 14856, 15180, 18570, 20427, 24760, 27236, 28474, 30360, 34045, 37140, 40854, 42711, 54472, 56948, 68090, 71185, 74280, 81708, 85422, 102135, 113896, 136180, 142370, 156607, 163416, 170844, 204270, 213555, 272360, 284740, 313214, 341688, 408540, 427110, 469821, 569480, 626428, 783035, 817080, 854220, 939642, 1252856, 1566070, 1708440, 1879284, 2349105, 3132140, 3758568, 4698210, 6264280, 9396420, 18792840]

約数ペア:

[(1, 18792840), (2, 9396420), (3, 6264280), (4, 4698210), (5, 3758568), (6, 3132140), (8, 2349105), (10, 1879284), (11, 1708440), (12, 1566070), (15, 1252856), (20, 939642), (22, 854220), (23, 817080), (24, 783035), (30, 626428), (33, 569480), (40, 469821), (44, 427110), (46, 408540), (55, 341688), (60, 313214), (66, 284740), (69, 272360), (88, 213555), (92, 204270), (110, 170844), (115, 163416), (120, 156607), (132, 142370), (138, 136180), (165, 113896), (184, 102135), (220, 85422), (230, 81708), (253, 74280), (264, 71185), (276, 68090), (330, 56948), (345, 54472), (440, 42711), (460, 40854), (506, 37140), (552, 34045), (619, 30360), (660, 28474), (690, 27236), (759, 24760), (920, 20427), (1012, 18570), (1238, 15180), (1265, 14856), (1320, 14237), (1380, 13618), (1518, 12380), (1857, 10120), (2024, 9285), (2476, 7590), (2530, 7428), (2760, 6809), (3036, 6190), (3095, 6072), (3714, 5060), (3795, 4952)]