391957080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{487}}^1$

素因数の和:873

約数の個数: 128

約数和(自身を含む): 1243814400

約数和(自身を除く): 851857320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 353, 380, 456, 487, 570, 706, 760, 974, 1059, 1140, 1412, 1461, 1765, 1948, 2118, 2280, 2435, 2824, 2922, 3530, 3896, 4236, 4870, 5295, 5844, 6707, 7060, 7305, 8472, 9253, 9740, 10590, 11688, 13414, 14120, 14610, 18506, 19480, 20121, 21180, 26828, 27759, 29220, 33535, 37012, 40242, 42360, 46265, 53656, 55518, 58440, 67070, 74024, 80484, 92530, 100605, 111036, 134140, 138795, 160968, 171911, 185060, 201210, 222072, 268280, 277590, 343822, 370120, 402420, 515733, 555180, 687644, 804840, 859555, 1031466, 1110360, 1375288, 1719110, 2062932, 2578665, 3266309, 3438220, 4125864, 5157330, 6532618, 6876440, 9798927, 10314660, 13065236, 16331545, 19597854, 20629320, 26130472, 32663090, 39195708, 48994635, 65326180, 78391416, 97989270, 130652360, 195978540, 391957080]

約数ペア:

[(1, 391957080), (2, 195978540), (3, 130652360), (4, 97989270), (5, 78391416), (6, 65326180), (8, 48994635), (10, 39195708), (12, 32663090), (15, 26130472), (19, 20629320), (20, 19597854), (24, 16331545), (30, 13065236), (38, 10314660), (40, 9798927), (57, 6876440), (60, 6532618), (76, 5157330), (95, 4125864), (114, 3438220), (120, 3266309), (152, 2578665), (190, 2062932), (228, 1719110), (285, 1375288), (353, 1110360), (380, 1031466), (456, 859555), (487, 804840), (570, 687644), (706, 555180), (760, 515733), (974, 402420), (1059, 370120), (1140, 343822), (1412, 277590), (1461, 268280), (1765, 222072), (1948, 201210), (2118, 185060), (2280, 171911), (2435, 160968), (2824, 138795), (2922, 134140), (3530, 111036), (3896, 100605), (4236, 92530), (4870, 80484), (5295, 74024), (5844, 67070), (6707, 58440), (7060, 55518), (7305, 53656), (8472, 46265), (9253, 42360), (9740, 40242), (10590, 37012), (11688, 33535), (13414, 29220), (14120, 27759), (14610, 26828), (18506, 21180), (19480, 20121)]