18382980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:226

約数の個数: 192

約数和(自身を含む): 67350528

約数和(自身を除く): 48967548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 23, 28, 30, 33, 35, 42, 44, 46, 55, 60, 66, 69, 70, 77, 84, 92, 105, 110, 115, 132, 138, 140, 154, 161, 165, 173, 210, 220, 230, 231, 253, 276, 308, 322, 330, 345, 346, 385, 420, 460, 462, 483, 506, 519, 644, 660, 690, 692, 759, 770, 805, 865, 924, 966, 1012, 1038, 1155, 1211, 1265, 1380, 1518, 1540, 1610, 1730, 1771, 1903, 1932, 2076, 2310, 2415, 2422, 2530, 2595, 3036, 3220, 3460, 3542, 3633, 3795, 3806, 3979, 4620, 4830, 4844, 5060, 5190, 5313, 5709, 6055, 7084, 7266, 7590, 7612, 7958, 8855, 9515, 9660, 10380, 10626, 11418, 11937, 12110, 13321, 14532, 15180, 15916, 17710, 18165, 19030, 19895, 21252, 22836, 23874, 24220, 26565, 26642, 27853, 28545, 35420, 36330, 38060, 39790, 39963, 43769, 47748, 53130, 53284, 55706, 57090, 59685, 66605, 72660, 79580, 79926, 83559, 87538, 106260, 111412, 114180, 119370, 131307, 133210, 139265, 159852, 167118, 175076, 199815, 218845, 238740, 262614, 266420, 278530, 306383, 334236, 399630, 417795, 437690, 525228, 557060, 612766, 656535, 799260, 835590, 875380, 919149, 1225532, 1313070, 1531915, 1671180, 1838298, 2626140, 3063830, 3676596, 4595745, 6127660, 9191490, 18382980]

約数ペア:

[(1, 18382980), (2, 9191490), (3, 6127660), (4, 4595745), (5, 3676596), (6, 3063830), (7, 2626140), (10, 1838298), (11, 1671180), (12, 1531915), (14, 1313070), (15, 1225532), (20, 919149), (21, 875380), (22, 835590), (23, 799260), (28, 656535), (30, 612766), (33, 557060), (35, 525228), (42, 437690), (44, 417795), (46, 399630), (55, 334236), (60, 306383), (66, 278530), (69, 266420), (70, 262614), (77, 238740), (84, 218845), (92, 199815), (105, 175076), (110, 167118), (115, 159852), (132, 139265), (138, 133210), (140, 131307), (154, 119370), (161, 114180), (165, 111412), (173, 106260), (210, 87538), (220, 83559), (230, 79926), (231, 79580), (253, 72660), (276, 66605), (308, 59685), (322, 57090), (330, 55706), (345, 53284), (346, 53130), (385, 47748), (420, 43769), (460, 39963), (462, 39790), (483, 38060), (506, 36330), (519, 35420), (644, 28545), (660, 27853), (690, 26642), (692, 26565), (759, 24220), (770, 23874), (805, 22836), (865, 21252), (924, 19895), (966, 19030), (1012, 18165), (1038, 17710), (1155, 15916), (1211, 15180), (1265, 14532), (1380, 13321), (1518, 12110), (1540, 11937), (1610, 11418), (1730, 10626), (1771, 10380), (1903, 9660), (1932, 9515), (2076, 8855), (2310, 7958), (2415, 7612), (2422, 7590), (2530, 7266), (2595, 7084), (3036, 6055), (3220, 5709), (3460, 5313), (3542, 5190), (3633, 5060), (3795, 4844), (3806, 4830), (3979, 4620)]