1221200

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 60

約数和(自身を含む): 3044448

約数和(自身を除く): 1823248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 71, 80, 86, 100, 142, 172, 200, 215, 284, 344, 355, 400, 430, 568, 688, 710, 860, 1075, 1136, 1420, 1720, 1775, 2150, 2840, 3053, 3440, 3550, 4300, 5680, 6106, 7100, 8600, 12212, 14200, 15265, 17200, 24424, 28400, 30530, 48848, 61060, 76325, 122120, 152650, 244240, 305300, 610600, 1221200]

約数ペア:

[(1, 1221200), (2, 610600), (4, 305300), (5, 244240), (8, 152650), (10, 122120), (16, 76325), (20, 61060), (25, 48848), (40, 30530), (43, 28400), (50, 24424), (71, 17200), (80, 15265), (86, 14200), (100, 12212), (142, 8600), (172, 7100), (200, 6106), (215, 5680), (284, 4300), (344, 3550), (355, 3440), (400, 3053), (430, 2840), (568, 2150), (688, 1775), (710, 1720), (860, 1420), (1075, 1136)]