1239323640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{12641}}^1$

素因数の和:12717

約数の個数: 128

約数和(自身を含む): 4004985600

約数和(自身を除く): 2765661960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 43, 57, 60, 76, 86, 95, 114, 120, 129, 152, 172, 190, 215, 228, 258, 285, 344, 380, 430, 456, 516, 570, 645, 760, 817, 860, 1032, 1140, 1290, 1634, 1720, 2280, 2451, 2580, 3268, 4085, 4902, 5160, 6536, 8170, 9804, 12255, 12641, 16340, 19608, 24510, 25282, 32680, 37923, 49020, 50564, 63205, 75846, 98040, 101128, 126410, 151692, 189615, 240179, 252820, 303384, 379230, 480358, 505640, 543563, 720537, 758460, 960716, 1087126, 1200895, 1441074, 1516920, 1630689, 1921432, 2174252, 2401790, 2717815, 2882148, 3261378, 3602685, 4348504, 4803580, 5435630, 5764296, 6522756, 7205370, 8153445, 9607160, 10327697, 10871260, 13045512, 14410740, 16306890, 20655394, 21742520, 28821480, 30983091, 32613780, 41310788, 51638485, 61966182, 65227560, 82621576, 103276970, 123932364, 154915455, 206553940, 247864728, 309830910, 413107880, 619661820, 1239323640]

約数ペア:

[(1, 1239323640), (2, 619661820), (3, 413107880), (4, 309830910), (5, 247864728), (6, 206553940), (8, 154915455), (10, 123932364), (12, 103276970), (15, 82621576), (19, 65227560), (20, 61966182), (24, 51638485), (30, 41310788), (38, 32613780), (40, 30983091), (43, 28821480), (57, 21742520), (60, 20655394), (76, 16306890), (86, 14410740), (95, 13045512), (114, 10871260), (120, 10327697), (129, 9607160), (152, 8153445), (172, 7205370), (190, 6522756), (215, 5764296), (228, 5435630), (258, 4803580), (285, 4348504), (344, 3602685), (380, 3261378), (430, 2882148), (456, 2717815), (516, 2401790), (570, 2174252), (645, 1921432), (760, 1630689), (817, 1516920), (860, 1441074), (1032, 1200895), (1140, 1087126), (1290, 960716), (1634, 758460), (1720, 720537), (2280, 543563), (2451, 505640), (2580, 480358), (3268, 379230), (4085, 303384), (4902, 252820), (5160, 240179), (6536, 189615), (8170, 151692), (9804, 126410), (12255, 101128), (12641, 98040), (16340, 75846), (19608, 63205), (24510, 50564), (25282, 49020), (32680, 37923)]