249946380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{6581}}^1$

素因数の和:6807

約数の個数: 72

約数和(自身を含む): 761879664

約数和(自身を除く): 511933284

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2532, 3165, 3798, 4220, 6330, 6581, 7596, 9495, 12660, 13162, 18990, 19743, 26324, 32905, 37980, 39486, 59229, 65810, 78972, 98715, 118458, 131620, 197430, 236916, 296145, 394860, 592290, 1184580, 1388591, 2777182, 4165773, 5554364, 6942955, 8331546, 12497319, 13885910, 16663092, 20828865, 24994638, 27771820, 41657730, 49989276, 62486595, 83315460, 124973190, 249946380]

約数ペア:

[(1, 249946380), (2, 124973190), (3, 83315460), (4, 62486595), (5, 49989276), (6, 41657730), (9, 27771820), (10, 24994638), (12, 20828865), (15, 16663092), (18, 13885910), (20, 12497319), (30, 8331546), (36, 6942955), (45, 5554364), (60, 4165773), (90, 2777182), (180, 1388591), (211, 1184580), (422, 592290), (633, 394860), (844, 296145), (1055, 236916), (1266, 197430), (1899, 131620), (2110, 118458), (2532, 98715), (3165, 78972), (3798, 65810), (4220, 59229), (6330, 39486), (6581, 37980), (7596, 32905), (9495, 26324), (12660, 19743), (13162, 18990)]