1242450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{251}}^1$

素因数の和:280

約数の個数: 72

約数和(自身を含む): 3656016

約数和(自身を除く): 2413566

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 25, 30, 33, 45, 50, 55, 66, 75, 90, 99, 110, 150, 165, 198, 225, 251, 275, 330, 450, 495, 502, 550, 753, 825, 990, 1255, 1506, 1650, 2259, 2475, 2510, 2761, 3765, 4518, 4950, 5522, 6275, 7530, 8283, 11295, 12550, 13805, 16566, 18825, 22590, 24849, 27610, 37650, 41415, 49698, 56475, 69025, 82830, 112950, 124245, 138050, 207075, 248490, 414150, 621225, 1242450]

約数ペア:

[(1, 1242450), (2, 621225), (3, 414150), (5, 248490), (6, 207075), (9, 138050), (10, 124245), (11, 112950), (15, 82830), (18, 69025), (22, 56475), (25, 49698), (30, 41415), (33, 37650), (45, 27610), (50, 24849), (55, 22590), (66, 18825), (75, 16566), (90, 13805), (99, 12550), (110, 11295), (150, 8283), (165, 7530), (198, 6275), (225, 5522), (251, 4950), (275, 4518), (330, 3765), (450, 2761), (495, 2510), (502, 2475), (550, 2259), (753, 1650), (825, 1506), (990, 1255)]