81246060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3793}}^1$

素因数の和:3832

約数の個数: 144

約数和(自身を含む): 298299456

約数和(自身を除く): 217053396

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 3060, 3570, 3793, 4284, 5355, 7140, 7586, 10710, 11379, 15172, 18965, 21420, 22758, 26551, 34137, 37930, 45516, 53102, 56895, 64481, 68274, 75860, 79653, 106204, 113790, 128962, 132755, 136548, 159306, 170685, 193443, 227580, 238959, 257924, 265510, 318612, 322405, 341370, 386886, 398265, 451367, 477918, 531020, 580329, 644810, 682740, 773772, 796530, 902734, 955836, 967215, 1160658, 1194795, 1289620, 1354101, 1593060, 1805468, 1934430, 2256835, 2321316, 2389590, 2708202, 2901645, 3868860, 4062303, 4513670, 4779180, 5416404, 5803290, 6770505, 8124606, 9027340, 11606580, 13541010, 16249212, 20311515, 27082020, 40623030, 81246060]

約数ペア:

[(1, 81246060), (2, 40623030), (3, 27082020), (4, 20311515), (5, 16249212), (6, 13541010), (7, 11606580), (9, 9027340), (10, 8124606), (12, 6770505), (14, 5803290), (15, 5416404), (17, 4779180), (18, 4513670), (20, 4062303), (21, 3868860), (28, 2901645), (30, 2708202), (34, 2389590), (35, 2321316), (36, 2256835), (42, 1934430), (45, 1805468), (51, 1593060), (60, 1354101), (63, 1289620), (68, 1194795), (70, 1160658), (84, 967215), (85, 955836), (90, 902734), (102, 796530), (105, 773772), (119, 682740), (126, 644810), (140, 580329), (153, 531020), (170, 477918), (180, 451367), (204, 398265), (210, 386886), (238, 341370), (252, 322405), (255, 318612), (306, 265510), (315, 257924), (340, 238959), (357, 227580), (420, 193443), (476, 170685), (510, 159306), (595, 136548), (612, 132755), (630, 128962), (714, 113790), (765, 106204), (1020, 79653), (1071, 75860), (1190, 68274), (1260, 64481), (1428, 56895), (1530, 53102), (1785, 45516), (2142, 37930), (2380, 34137), (3060, 26551), (3570, 22758), (3793, 21420), (4284, 18965), (5355, 15172), (7140, 11379), (7586, 10710)]