7686140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 144

約数和(自身を含む): 22063104

約数和(自身を除く): 14376964

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 23, 28, 31, 35, 44, 46, 49, 55, 62, 70, 77, 92, 98, 110, 115, 124, 140, 154, 155, 161, 196, 217, 220, 230, 245, 253, 308, 310, 322, 341, 385, 434, 460, 490, 506, 539, 620, 644, 682, 713, 770, 805, 868, 980, 1012, 1078, 1085, 1127, 1265, 1364, 1426, 1519, 1540, 1610, 1705, 1771, 2156, 2170, 2254, 2387, 2530, 2695, 2852, 3038, 3220, 3410, 3542, 3565, 4340, 4508, 4774, 4991, 5060, 5390, 5635, 6076, 6820, 7084, 7130, 7595, 7843, 8855, 9548, 9982, 10780, 11270, 11935, 12397, 14260, 15190, 15686, 16709, 17710, 19964, 22540, 23870, 24794, 24955, 30380, 31372, 33418, 34937, 35420, 39215, 47740, 49588, 49910, 54901, 61985, 66836, 69874, 78430, 83545, 99820, 109802, 123970, 139748, 156860, 167090, 174685, 219604, 247940, 274505, 334180, 349370, 384307, 549010, 698740, 768614, 1098020, 1537228, 1921535, 3843070, 7686140]

約数ペア:

[(1, 7686140), (2, 3843070), (4, 1921535), (5, 1537228), (7, 1098020), (10, 768614), (11, 698740), (14, 549010), (20, 384307), (22, 349370), (23, 334180), (28, 274505), (31, 247940), (35, 219604), (44, 174685), (46, 167090), (49, 156860), (55, 139748), (62, 123970), (70, 109802), (77, 99820), (92, 83545), (98, 78430), (110, 69874), (115, 66836), (124, 61985), (140, 54901), (154, 49910), (155, 49588), (161, 47740), (196, 39215), (217, 35420), (220, 34937), (230, 33418), (245, 31372), (253, 30380), (308, 24955), (310, 24794), (322, 23870), (341, 22540), (385, 19964), (434, 17710), (460, 16709), (490, 15686), (506, 15190), (539, 14260), (620, 12397), (644, 11935), (682, 11270), (713, 10780), (770, 9982), (805, 9548), (868, 8855), (980, 7843), (1012, 7595), (1078, 7130), (1085, 7084), (1127, 6820), (1265, 6076), (1364, 5635), (1426, 5390), (1519, 5060), (1540, 4991), (1610, 4774), (1705, 4508), (1771, 4340), (2156, 3565), (2170, 3542), (2254, 3410), (2387, 3220), (2530, 3038), (2695, 2852)]