19680097980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1873}}^1\times {\mathrm{4733}}^1$

素因数の和:6655

約数の個数: 96

約数和(自身を含む): 56635758144

約数和(自身を除く): 36955660164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 1873, 2220, 3746, 4733, 5619, 7492, 9365, 9466, 11238, 14199, 18730, 18932, 22476, 23665, 28095, 28398, 37460, 47330, 56190, 56796, 69301, 70995, 94660, 112380, 138602, 141990, 175121, 207903, 277204, 283980, 346505, 350242, 415806, 525363, 693010, 700484, 831612, 875605, 1039515, 1050726, 1386020, 1751210, 2079030, 2101452, 2626815, 3502420, 4158060, 5253630, 8864909, 10507260, 17729818, 26594727, 35459636, 44324545, 53189454, 88649090, 106378908, 132973635, 177298180, 265947270, 328001633, 531894540, 656003266, 984004899, 1312006532, 1640008165, 1968009798, 3280016330, 3936019596, 4920024495, 6560032660, 9840048990, 19680097980]

約数ペア:

[(1, 19680097980), (2, 9840048990), (3, 6560032660), (4, 4920024495), (5, 3936019596), (6, 3280016330), (10, 1968009798), (12, 1640008165), (15, 1312006532), (20, 984004899), (30, 656003266), (37, 531894540), (60, 328001633), (74, 265947270), (111, 177298180), (148, 132973635), (185, 106378908), (222, 88649090), (370, 53189454), (444, 44324545), (555, 35459636), (740, 26594727), (1110, 17729818), (1873, 10507260), (2220, 8864909), (3746, 5253630), (4733, 4158060), (5619, 3502420), (7492, 2626815), (9365, 2101452), (9466, 2079030), (11238, 1751210), (14199, 1386020), (18730, 1050726), (18932, 1039515), (22476, 875605), (23665, 831612), (28095, 700484), (28398, 693010), (37460, 525363), (47330, 415806), (56190, 350242), (56796, 346505), (69301, 283980), (70995, 277204), (94660, 207903), (112380, 175121), (138602, 141990)]