128893320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21061}}^1$

素因数の和:21095

約数の個数: 96

約数和(自身を含む): 443565720

約数和(自身を除く): 314672400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 21061, 42122, 63183, 84244, 105305, 126366, 168488, 189549, 210610, 252732, 315915, 358037, 379098, 421220, 505464, 631830, 716074, 758196, 842440, 947745, 1074111, 1263660, 1432148, 1516392, 1790185, 1895490, 2148222, 2527320, 2864296, 3222333, 3580370, 3790980, 4296444, 5370555, 6444666, 7160740, 7581960, 8592888, 10741110, 12889332, 14321480, 16111665, 21482220, 25778664, 32223330, 42964440, 64446660, 128893320]

約数ペア:

[(1, 128893320), (2, 64446660), (3, 42964440), (4, 32223330), (5, 25778664), (6, 21482220), (8, 16111665), (9, 14321480), (10, 12889332), (12, 10741110), (15, 8592888), (17, 7581960), (18, 7160740), (20, 6444666), (24, 5370555), (30, 4296444), (34, 3790980), (36, 3580370), (40, 3222333), (45, 2864296), (51, 2527320), (60, 2148222), (68, 1895490), (72, 1790185), (85, 1516392), (90, 1432148), (102, 1263660), (120, 1074111), (136, 947745), (153, 842440), (170, 758196), (180, 716074), (204, 631830), (255, 505464), (306, 421220), (340, 379098), (360, 358037), (408, 315915), (510, 252732), (612, 210610), (680, 189549), (765, 168488), (1020, 126366), (1224, 105305), (1530, 84244), (2040, 63183), (3060, 42122), (6120, 21061)]