15696440360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{189479}}^1$

素因数の和:189618

約数の個数: 64

約数和(自身を含む): 37517040000

約数和(自身を除く): 21820599640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 109, 152, 190, 218, 380, 436, 545, 760, 872, 1090, 2071, 2180, 4142, 4360, 8284, 10355, 16568, 20710, 41420, 82840, 189479, 378958, 757916, 947395, 1515832, 1894790, 3600101, 3789580, 7200202, 7579160, 14400404, 18000505, 20653211, 28800808, 36001010, 41306422, 72002020, 82612844, 103266055, 144004040, 165225688, 206532110, 392411009, 413064220, 784822018, 826128440, 1569644036, 1962055045, 3139288072, 3924110090, 7848220180, 15696440360]

約数ペア:

[(1, 15696440360), (2, 7848220180), (4, 3924110090), (5, 3139288072), (8, 1962055045), (10, 1569644036), (19, 826128440), (20, 784822018), (38, 413064220), (40, 392411009), (76, 206532110), (95, 165225688), (109, 144004040), (152, 103266055), (190, 82612844), (218, 72002020), (380, 41306422), (436, 36001010), (545, 28800808), (760, 20653211), (872, 18000505), (1090, 14400404), (2071, 7579160), (2180, 7200202), (4142, 3789580), (4360, 3600101), (8284, 1894790), (10355, 1515832), (16568, 947395), (20710, 757916), (41420, 378958), (82840, 189479)]