40240620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{293}}^1$

素因数の和:424

約数の個数: 144

約数和(自身を含む): 141261120

約数和(自身を除く): 101020500

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 109, 126, 140, 180, 210, 218, 252, 293, 315, 327, 420, 436, 545, 586, 630, 654, 763, 879, 981, 1090, 1172, 1260, 1308, 1465, 1526, 1635, 1758, 1962, 2051, 2180, 2289, 2637, 2930, 3052, 3270, 3516, 3815, 3924, 4102, 4395, 4578, 4905, 5274, 5860, 6153, 6540, 6867, 7630, 8204, 8790, 9156, 9810, 10255, 10548, 11445, 12306, 13185, 13734, 15260, 17580, 18459, 19620, 20510, 22890, 24612, 26370, 27468, 30765, 31937, 34335, 36918, 41020, 45780, 52740, 61530, 63874, 68670, 73836, 92295, 95811, 123060, 127748, 137340, 159685, 184590, 191622, 223559, 287433, 319370, 369180, 383244, 447118, 479055, 574866, 638740, 670677, 894236, 958110, 1117795, 1149732, 1341354, 1437165, 1916220, 2012031, 2235590, 2682708, 2874330, 3353385, 4024062, 4471180, 5748660, 6706770, 8048124, 10060155, 13413540, 20120310, 40240620]

約数ペア:

[(1, 40240620), (2, 20120310), (3, 13413540), (4, 10060155), (5, 8048124), (6, 6706770), (7, 5748660), (9, 4471180), (10, 4024062), (12, 3353385), (14, 2874330), (15, 2682708), (18, 2235590), (20, 2012031), (21, 1916220), (28, 1437165), (30, 1341354), (35, 1149732), (36, 1117795), (42, 958110), (45, 894236), (60, 670677), (63, 638740), (70, 574866), (84, 479055), (90, 447118), (105, 383244), (109, 369180), (126, 319370), (140, 287433), (180, 223559), (210, 191622), (218, 184590), (252, 159685), (293, 137340), (315, 127748), (327, 123060), (420, 95811), (436, 92295), (545, 73836), (586, 68670), (630, 63874), (654, 61530), (763, 52740), (879, 45780), (981, 41020), (1090, 36918), (1172, 34335), (1260, 31937), (1308, 30765), (1465, 27468), (1526, 26370), (1635, 24612), (1758, 22890), (1962, 20510), (2051, 19620), (2180, 18459), (2289, 17580), (2637, 15260), (2930, 13734), (3052, 13185), (3270, 12306), (3516, 11445), (3815, 10548), (3924, 10255), (4102, 9810), (4395, 9156), (4578, 8790), (4905, 8204), (5274, 7630), (5860, 6867), (6153, 6540)]