645138864

素因数分解:

$2^4\times 3^3\times {\mathrm{1493377}}^1$

素因数の和:1493394

約数の個数: 40

約数和(自身を含む): 1851788720

約数和(自身を除く): 1206649856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 1493377, 2986754, 4480131, 5973508, 8960262, 11947016, 13440393, 17920524, 23894032, 26880786, 35841048, 40321179, 53761572, 71682096, 80642358, 107523144, 161284716, 215046288, 322569432, 645138864]

約数ペア:

[(1, 645138864), (2, 322569432), (3, 215046288), (4, 161284716), (6, 107523144), (8, 80642358), (9, 71682096), (12, 53761572), (16, 40321179), (18, 35841048), (24, 26880786), (27, 23894032), (36, 17920524), (48, 13440393), (54, 11947016), (72, 8960262), (108, 5973508), (144, 4480131), (216, 2986754), (432, 1493377)]