61580340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 198132480

約数和(自身を除く): 136552140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 47, 58, 60, 87, 90, 94, 116, 141, 145, 174, 180, 188, 235, 251, 261, 282, 290, 348, 423, 435, 470, 502, 522, 564, 580, 705, 753, 846, 870, 940, 1004, 1044, 1255, 1305, 1363, 1410, 1506, 1692, 1740, 2115, 2259, 2510, 2610, 2726, 2820, 3012, 3765, 4089, 4230, 4518, 5020, 5220, 5452, 6815, 7279, 7530, 8178, 8460, 9036, 11295, 11797, 12267, 13630, 14558, 15060, 16356, 20445, 21837, 22590, 23594, 24534, 27260, 29116, 35391, 36395, 40890, 43674, 45180, 47188, 49068, 58985, 61335, 65511, 70782, 72790, 81780, 87348, 106173, 109185, 117970, 122670, 131022, 141564, 145580, 176955, 212346, 218370, 235940, 245340, 262044, 327555, 342113, 353910, 424692, 436740, 530865, 655110, 684226, 707820, 1026339, 1061730, 1310220, 1368452, 1710565, 2052678, 2123460, 3079017, 3421130, 4105356, 5131695, 6158034, 6842260, 10263390, 12316068, 15395085, 20526780, 30790170, 61580340]

約数ペア:

[(1, 61580340), (2, 30790170), (3, 20526780), (4, 15395085), (5, 12316068), (6, 10263390), (9, 6842260), (10, 6158034), (12, 5131695), (15, 4105356), (18, 3421130), (20, 3079017), (29, 2123460), (30, 2052678), (36, 1710565), (45, 1368452), (47, 1310220), (58, 1061730), (60, 1026339), (87, 707820), (90, 684226), (94, 655110), (116, 530865), (141, 436740), (145, 424692), (174, 353910), (180, 342113), (188, 327555), (235, 262044), (251, 245340), (261, 235940), (282, 218370), (290, 212346), (348, 176955), (423, 145580), (435, 141564), (470, 131022), (502, 122670), (522, 117970), (564, 109185), (580, 106173), (705, 87348), (753, 81780), (846, 72790), (870, 70782), (940, 65511), (1004, 61335), (1044, 58985), (1255, 49068), (1305, 47188), (1363, 45180), (1410, 43674), (1506, 40890), (1692, 36395), (1740, 35391), (2115, 29116), (2259, 27260), (2510, 24534), (2610, 23594), (2726, 22590), (2820, 21837), (3012, 20445), (3765, 16356), (4089, 15060), (4230, 14558), (4518, 13630), (5020, 12267), (5220, 11797), (5452, 11295), (6815, 9036), (7279, 8460), (7530, 8178)]