163696120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18859}}^1$

素因数の和:18908

約数の個数: 64

約数和(自身を含む): 434534400

約数和(自身を除く): 270838280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 18859, 37718, 75436, 94295, 132013, 150872, 188590, 264026, 377180, 528052, 584629, 660065, 754360, 1056104, 1169258, 1320130, 2338516, 2640260, 2923145, 4092403, 4677032, 5280520, 5846290, 8184806, 11692580, 16369612, 20462015, 23385160, 32739224, 40924030, 81848060, 163696120]

約数ペア:

[(1, 163696120), (2, 81848060), (4, 40924030), (5, 32739224), (7, 23385160), (8, 20462015), (10, 16369612), (14, 11692580), (20, 8184806), (28, 5846290), (31, 5280520), (35, 4677032), (40, 4092403), (56, 2923145), (62, 2640260), (70, 2338516), (124, 1320130), (140, 1169258), (155, 1056104), (217, 754360), (248, 660065), (280, 584629), (310, 528052), (434, 377180), (620, 264026), (868, 188590), (1085, 150872), (1240, 132013), (1736, 94295), (2170, 75436), (4340, 37718), (8680, 18859)]