69806640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{290861}}^1$

素因数の和:290877

約数の個数: 40

約数和(自身を含む): 216401328

約数和(自身を除く): 146594688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 290861, 581722, 872583, 1163444, 1454305, 1745166, 2326888, 2908610, 3490332, 4362915, 4653776, 5817220, 6980664, 8725830, 11634440, 13961328, 17451660, 23268880, 34903320, 69806640]

約数ペア:

[(1, 69806640), (2, 34903320), (3, 23268880), (4, 17451660), (5, 13961328), (6, 11634440), (8, 8725830), (10, 6980664), (12, 5817220), (15, 4653776), (16, 4362915), (20, 3490332), (24, 2908610), (30, 2326888), (40, 1745166), (48, 1454305), (60, 1163444), (80, 872583), (120, 581722), (240, 290861)]