8090640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1$

素因数の和:697

約数の個数: 120

約数和(自身を含む): 28812888

約数和(自身を除く): 20722248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 102, 120, 136, 144, 153, 170, 180, 204, 240, 255, 272, 306, 340, 360, 408, 510, 612, 661, 680, 720, 765, 816, 1020, 1224, 1322, 1360, 1530, 1983, 2040, 2448, 2644, 3060, 3305, 3966, 4080, 5288, 5949, 6120, 6610, 7932, 9915, 10576, 11237, 11898, 12240, 13220, 15864, 19830, 22474, 23796, 26440, 29745, 31728, 33711, 39660, 44948, 47592, 52880, 56185, 59490, 67422, 79320, 89896, 95184, 101133, 112370, 118980, 134844, 158640, 168555, 179792, 202266, 224740, 237960, 269688, 337110, 404532, 449480, 475920, 505665, 539376, 674220, 809064, 898960, 1011330, 1348440, 1618128, 2022660, 2696880, 4045320, 8090640]

約数ペア:

[(1, 8090640), (2, 4045320), (3, 2696880), (4, 2022660), (5, 1618128), (6, 1348440), (8, 1011330), (9, 898960), (10, 809064), (12, 674220), (15, 539376), (16, 505665), (17, 475920), (18, 449480), (20, 404532), (24, 337110), (30, 269688), (34, 237960), (36, 224740), (40, 202266), (45, 179792), (48, 168555), (51, 158640), (60, 134844), (68, 118980), (72, 112370), (80, 101133), (85, 95184), (90, 89896), (102, 79320), (120, 67422), (136, 59490), (144, 56185), (153, 52880), (170, 47592), (180, 44948), (204, 39660), (240, 33711), (255, 31728), (272, 29745), (306, 26440), (340, 23796), (360, 22474), (408, 19830), (510, 15864), (612, 13220), (661, 12240), (680, 11898), (720, 11237), (765, 10576), (816, 9915), (1020, 7932), (1224, 6610), (1322, 6120), (1360, 5949), (1530, 5288), (1983, 4080), (2040, 3966), (2448, 3305), (2644, 3060)]