40255740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{743}}^1$

素因数の和:808

約数の個数: 144

約数和(自身を含む): 142990848

約数和(自身を除く): 102735108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 743, 774, 860, 903, 1204, 1260, 1290, 1486, 1505, 1548, 1806, 1935, 2229, 2580, 2709, 2972, 3010, 3612, 3715, 3870, 4458, 4515, 5201, 5418, 6020, 6687, 7430, 7740, 8916, 9030, 10402, 10836, 11145, 13374, 13545, 14860, 15603, 18060, 20804, 22290, 26005, 26748, 27090, 31206, 31949, 33435, 44580, 46809, 52010, 54180, 62412, 63898, 66870, 78015, 93618, 95847, 104020, 127796, 133740, 156030, 159745, 187236, 191694, 223643, 234045, 287541, 312060, 319490, 383388, 447286, 468090, 479235, 575082, 638980, 670929, 894572, 936180, 958470, 1118215, 1150164, 1341858, 1437705, 1916940, 2012787, 2236430, 2683716, 2875410, 3354645, 4025574, 4472860, 5750820, 6709290, 8051148, 10063935, 13418580, 20127870, 40255740]

約数ペア:

[(1, 40255740), (2, 20127870), (3, 13418580), (4, 10063935), (5, 8051148), (6, 6709290), (7, 5750820), (9, 4472860), (10, 4025574), (12, 3354645), (14, 2875410), (15, 2683716), (18, 2236430), (20, 2012787), (21, 1916940), (28, 1437705), (30, 1341858), (35, 1150164), (36, 1118215), (42, 958470), (43, 936180), (45, 894572), (60, 670929), (63, 638980), (70, 575082), (84, 479235), (86, 468090), (90, 447286), (105, 383388), (126, 319490), (129, 312060), (140, 287541), (172, 234045), (180, 223643), (210, 191694), (215, 187236), (252, 159745), (258, 156030), (301, 133740), (315, 127796), (387, 104020), (420, 95847), (430, 93618), (516, 78015), (602, 66870), (630, 63898), (645, 62412), (743, 54180), (774, 52010), (860, 46809), (903, 44580), (1204, 33435), (1260, 31949), (1290, 31206), (1486, 27090), (1505, 26748), (1548, 26005), (1806, 22290), (1935, 20804), (2229, 18060), (2580, 15603), (2709, 14860), (2972, 13545), (3010, 13374), (3612, 11145), (3715, 10836), (3870, 10402), (4458, 9030), (4515, 8916), (5201, 7740), (5418, 7430), (6020, 6687)]