61887960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{487}}^1$

素因数の和:857

約数の個数: 96

約数和(自身を含む): 202119840

約数和(自身を除く): 140231880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 353, 360, 487, 706, 974, 1059, 1412, 1461, 1765, 1948, 2118, 2435, 2824, 2922, 3177, 3530, 3896, 4236, 4383, 4870, 5295, 5844, 6354, 7060, 7305, 8472, 8766, 9740, 10590, 11688, 12708, 14120, 14610, 15885, 17532, 19480, 21180, 21915, 25416, 29220, 31770, 35064, 42360, 43830, 58440, 63540, 87660, 127080, 171911, 175320, 343822, 515733, 687644, 859555, 1031466, 1375288, 1547199, 1719110, 2062932, 2578665, 3094398, 3438220, 4125864, 5157330, 6188796, 6876440, 7735995, 10314660, 12377592, 15471990, 20629320, 30943980, 61887960]

約数ペア:

[(1, 61887960), (2, 30943980), (3, 20629320), (4, 15471990), (5, 12377592), (6, 10314660), (8, 7735995), (9, 6876440), (10, 6188796), (12, 5157330), (15, 4125864), (18, 3438220), (20, 3094398), (24, 2578665), (30, 2062932), (36, 1719110), (40, 1547199), (45, 1375288), (60, 1031466), (72, 859555), (90, 687644), (120, 515733), (180, 343822), (353, 175320), (360, 171911), (487, 127080), (706, 87660), (974, 63540), (1059, 58440), (1412, 43830), (1461, 42360), (1765, 35064), (1948, 31770), (2118, 29220), (2435, 25416), (2824, 21915), (2922, 21180), (3177, 19480), (3530, 17532), (3896, 15885), (4236, 14610), (4383, 14120), (4870, 12708), (5295, 11688), (5844, 10590), (6354, 9740), (7060, 8766), (7305, 8472)]