218421660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{117431}}^1$

素因数の和:117474

約数の個数: 48

約数和(自身を含む): 631314432

約数和(自身を除く): 412892772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 117431, 234862, 352293, 469724, 587155, 704586, 1174310, 1409172, 1761465, 2348620, 3522930, 3640361, 7045860, 7280722, 10921083, 14561444, 18201805, 21842166, 36403610, 43684332, 54605415, 72807220, 109210830, 218421660]

約数ペア:

[(1, 218421660), (2, 109210830), (3, 72807220), (4, 54605415), (5, 43684332), (6, 36403610), (10, 21842166), (12, 18201805), (15, 14561444), (20, 10921083), (30, 7280722), (31, 7045860), (60, 3640361), (62, 3522930), (93, 2348620), (124, 1761465), (155, 1409172), (186, 1174310), (310, 704586), (372, 587155), (465, 469724), (620, 352293), (930, 234862), (1860, 117431)]