7878420

素因数分解:

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

素因数の和:222

約数の個数: 144

約数和(自身を含む): 27361152

約数和(自身を除く): 19482732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 23, 30, 33, 36, 44, 45, 46, 55, 60, 66, 69, 90, 92, 99, 110, 115, 132, 138, 165, 173, 180, 198, 207, 220, 230, 253, 276, 330, 345, 346, 396, 414, 460, 495, 506, 519, 660, 690, 692, 759, 828, 865, 990, 1012, 1035, 1038, 1265, 1380, 1518, 1557, 1730, 1903, 1980, 2070, 2076, 2277, 2530, 2595, 3036, 3114, 3460, 3795, 3806, 3979, 4140, 4554, 5060, 5190, 5709, 6228, 7590, 7612, 7785, 7958, 9108, 9515, 10380, 11385, 11418, 11937, 15180, 15570, 15916, 17127, 19030, 19895, 22770, 22836, 23874, 28545, 31140, 34254, 35811, 38060, 39790, 43769, 45540, 47748, 57090, 59685, 68508, 71622, 79580, 85635, 87538, 114180, 119370, 131307, 143244, 171270, 175076, 179055, 218845, 238740, 262614, 342540, 358110, 393921, 437690, 525228, 656535, 716220, 787842, 875380, 1313070, 1575684, 1969605, 2626140, 3939210, 7878420]

約数ペア:

[(1, 7878420), (2, 3939210), (3, 2626140), (4, 1969605), (5, 1575684), (6, 1313070), (9, 875380), (10, 787842), (11, 716220), (12, 656535), (15, 525228), (18, 437690), (20, 393921), (22, 358110), (23, 342540), (30, 262614), (33, 238740), (36, 218845), (44, 179055), (45, 175076), (46, 171270), (55, 143244), (60, 131307), (66, 119370), (69, 114180), (90, 87538), (92, 85635), (99, 79580), (110, 71622), (115, 68508), (132, 59685), (138, 57090), (165, 47748), (173, 45540), (180, 43769), (198, 39790), (207, 38060), (220, 35811), (230, 34254), (253, 31140), (276, 28545), (330, 23874), (345, 22836), (346, 22770), (396, 19895), (414, 19030), (460, 17127), (495, 15916), (506, 15570), (519, 15180), (660, 11937), (690, 11418), (692, 11385), (759, 10380), (828, 9515), (865, 9108), (990, 7958), (1012, 7785), (1035, 7612), (1038, 7590), (1265, 6228), (1380, 5709), (1518, 5190), (1557, 5060), (1730, 4554), (1903, 4140), (1980, 3979), (2070, 3806), (2076, 3795), (2277, 3460), (2530, 3114), (2595, 3036)]