78303105

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^2\times {\mathrm{223}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 150189312

約数和(自身を除く): 71886207

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 223, 243, 255, 289, 405, 459, 669, 765, 867, 1115, 1215, 1377, 1445, 2007, 2295, 2601, 3345, 3791, 4131, 4335, 6021, 6885, 7803, 10035, 11373, 13005, 18063, 18955, 20655, 23409, 30105, 34119, 39015, 54189, 56865, 64447, 70227, 90315, 102357, 117045, 170595, 193341, 270945, 307071, 322235, 351135, 511785, 580023, 921213, 966705, 1535355, 1740069, 2900115, 4606065, 5220207, 8700345, 15660621, 26101035, 78303105]

約数ペア:

[(1, 78303105), (3, 26101035), (5, 15660621), (9, 8700345), (15, 5220207), (17, 4606065), (27, 2900115), (45, 1740069), (51, 1535355), (81, 966705), (85, 921213), (135, 580023), (153, 511785), (223, 351135), (243, 322235), (255, 307071), (289, 270945), (405, 193341), (459, 170595), (669, 117045), (765, 102357), (867, 90315), (1115, 70227), (1215, 64447), (1377, 56865), (1445, 54189), (2007, 39015), (2295, 34119), (2601, 30105), (3345, 23409), (3791, 20655), (4131, 18955), (4335, 18063), (6021, 13005), (6885, 11373), (7803, 10035)]