20184493080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{146647}}^1$

素因数の和:146729

約数の個数: 128

約数和(自身を含む): 64196628480

約数和(自身を除く): 44012135400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 37, 40, 60, 62, 74, 93, 111, 120, 124, 148, 155, 185, 186, 222, 248, 296, 310, 370, 372, 444, 465, 555, 620, 740, 744, 888, 930, 1110, 1147, 1240, 1480, 1860, 2220, 2294, 3441, 3720, 4440, 4588, 5735, 6882, 9176, 11470, 13764, 17205, 22940, 27528, 34410, 45880, 68820, 137640, 146647, 293294, 439941, 586588, 733235, 879882, 1173176, 1466470, 1759764, 2199705, 2932940, 3519528, 4399410, 4546057, 5425939, 5865880, 8798820, 9092114, 10851878, 13638171, 16277817, 17597640, 18184228, 21703756, 22730285, 27129695, 27276342, 32555634, 36368456, 43407512, 45460570, 54259390, 54552684, 65111268, 68190855, 81389085, 90921140, 108518780, 109105368, 130222536, 136381710, 162778170, 168204109, 181842280, 217037560, 272763420, 325556340, 336408218, 504612327, 545526840, 651112680, 672816436, 841020545, 1009224654, 1345632872, 1682041090, 2018449308, 2523061635, 3364082180, 4036898616, 5046123270, 6728164360, 10092246540, 20184493080]

約数ペア:

[(1, 20184493080), (2, 10092246540), (3, 6728164360), (4, 5046123270), (5, 4036898616), (6, 3364082180), (8, 2523061635), (10, 2018449308), (12, 1682041090), (15, 1345632872), (20, 1009224654), (24, 841020545), (30, 672816436), (31, 651112680), (37, 545526840), (40, 504612327), (60, 336408218), (62, 325556340), (74, 272763420), (93, 217037560), (111, 181842280), (120, 168204109), (124, 162778170), (148, 136381710), (155, 130222536), (185, 109105368), (186, 108518780), (222, 90921140), (248, 81389085), (296, 68190855), (310, 65111268), (370, 54552684), (372, 54259390), (444, 45460570), (465, 43407512), (555, 36368456), (620, 32555634), (740, 27276342), (744, 27129695), (888, 22730285), (930, 21703756), (1110, 18184228), (1147, 17597640), (1240, 16277817), (1480, 13638171), (1860, 10851878), (2220, 9092114), (2294, 8798820), (3441, 5865880), (3720, 5425939), (4440, 4546057), (4588, 4399410), (5735, 3519528), (6882, 2932940), (9176, 2199705), (11470, 1759764), (13764, 1466470), (17205, 1173176), (22940, 879882), (27528, 733235), (34410, 586588), (45880, 439941), (68820, 293294), (137640, 146647)]