64817460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{1229}}^1$

素因数の和:1537

約数の個数: 72

約数和(自身を含む): 197444520

約数和(自身を除く): 132627060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 586, 879, 1172, 1229, 1465, 1758, 2458, 2637, 2930, 3516, 3687, 4395, 4916, 5274, 5860, 6145, 7374, 8790, 10548, 11061, 12290, 13185, 14748, 17580, 18435, 22122, 24580, 26370, 36870, 44244, 52740, 55305, 73740, 110610, 221220, 360097, 720194, 1080291, 1440388, 1800485, 2160582, 3240873, 3600970, 4321164, 5401455, 6481746, 7201940, 10802910, 12963492, 16204365, 21605820, 32408730, 64817460]

約数ペア:

[(1, 64817460), (2, 32408730), (3, 21605820), (4, 16204365), (5, 12963492), (6, 10802910), (9, 7201940), (10, 6481746), (12, 5401455), (15, 4321164), (18, 3600970), (20, 3240873), (30, 2160582), (36, 1800485), (45, 1440388), (60, 1080291), (90, 720194), (180, 360097), (293, 221220), (586, 110610), (879, 73740), (1172, 55305), (1229, 52740), (1465, 44244), (1758, 36870), (2458, 26370), (2637, 24580), (2930, 22122), (3516, 18435), (3687, 17580), (4395, 14748), (4916, 13185), (5274, 12290), (5860, 11061), (6145, 10548), (7374, 8790)]