189736120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21859}}^1$

素因数の和:21908

約数の個数: 64

約数和(自身を含む): 503654400

約数和(自身を除く): 313918280

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, 21859, 43718, 87436, 109295, 153013, 174872, 218590, 306026, 437180, 612052, 677629, 765065, 874360, 1224104, 1355258, 1530130, 2710516, 3060260, 3388145, 4743403, 5421032, 6120520, 6776290, 9486806, 13552580, 18973612, 23717015, 27105160, 37947224, 47434030, 94868060, 189736120]

約数ペア:

[(1, 189736120), (2, 94868060), (4, 47434030), (5, 37947224), (7, 27105160), (8, 23717015), (10, 18973612), (14, 13552580), (20, 9486806), (28, 6776290), (31, 6120520), (35, 5421032), (40, 4743403), (56, 3388145), (62, 3060260), (70, 2710516), (124, 1530130), (140, 1355258), (155, 1224104), (217, 874360), (248, 765065), (280, 677629), (310, 612052), (434, 437180), (620, 306026), (868, 218590), (1085, 174872), (1240, 153013), (1736, 109295), (2170, 87436), (4340, 43718), (8680, 21859)]