12080291220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{450421}}^1$

素因数の和:450585

約数の個数: 72

約数和(自身を含む): 36889561800

約数和(自身を除く): 24809270580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 8940, 13410, 26820, 450421, 900842, 1351263, 1801684, 2252105, 2702526, 4053789, 4504210, 5405052, 6756315, 8107578, 9008420, 13512630, 16215156, 20268945, 27025260, 40537890, 67112729, 81075780, 134225458, 201338187, 268450916, 335563645, 402676374, 604014561, 671127290, 805352748, 1006690935, 1208029122, 1342254580, 2013381870, 2416058244, 3020072805, 4026763740, 6040145610, 12080291220]

約数ペア:

[(1, 12080291220), (2, 6040145610), (3, 4026763740), (4, 3020072805), (5, 2416058244), (6, 2013381870), (9, 1342254580), (10, 1208029122), (12, 1006690935), (15, 805352748), (18, 671127290), (20, 604014561), (30, 402676374), (36, 335563645), (45, 268450916), (60, 201338187), (90, 134225458), (149, 81075780), (180, 67112729), (298, 40537890), (447, 27025260), (596, 20268945), (745, 16215156), (894, 13512630), (1341, 9008420), (1490, 8107578), (1788, 6756315), (2235, 5405052), (2682, 4504210), (2980, 4053789), (4470, 2702526), (5364, 2252105), (6705, 1801684), (8940, 1351263), (13410, 900842), (26820, 450421)]