144589040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 353548800

約数和(自身を除く): 208959760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 179, 184, 230, 358, 368, 439, 460, 716, 878, 895, 920, 1432, 1756, 1790, 1840, 2195, 2864, 3512, 3580, 4117, 4390, 7024, 7160, 8234, 8780, 10097, 14320, 16468, 17560, 20194, 20585, 32936, 35120, 40388, 41170, 50485, 65872, 78581, 80776, 82340, 100970, 157162, 161552, 164680, 201940, 314324, 329360, 392905, 403880, 628648, 785810, 807760, 1257296, 1571620, 1807363, 3143240, 3614726, 6286480, 7229452, 9036815, 14458904, 18073630, 28917808, 36147260, 72294520, 144589040]

約数ペア:

[(1, 144589040), (2, 72294520), (4, 36147260), (5, 28917808), (8, 18073630), (10, 14458904), (16, 9036815), (20, 7229452), (23, 6286480), (40, 3614726), (46, 3143240), (80, 1807363), (92, 1571620), (115, 1257296), (179, 807760), (184, 785810), (230, 628648), (358, 403880), (368, 392905), (439, 329360), (460, 314324), (716, 201940), (878, 164680), (895, 161552), (920, 157162), (1432, 100970), (1756, 82340), (1790, 80776), (1840, 78581), (2195, 65872), (2864, 50485), (3512, 41170), (3580, 40388), (4117, 35120), (4390, 32936), (7024, 20585), (7160, 20194), (8234, 17560), (8780, 16468), (10097, 14320)]