378465780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{81919}}^1$

素因数の和:81949

約数の個数: 96

約数和(自身を含む): 1321205760

約数和(自身を除く): 942739980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 81919, 163838, 245757, 327676, 409595, 491514, 573433, 819190, 901109, 983028, 1146866, 1228785, 1638380, 1720299, 1802218, 2293732, 2457570, 2703327, 2867165, 3440598, 3604436, 4505545, 4915140, 5406654, 5734330, 6307763, 6881196, 8601495, 9011090, 10813308, 11468660, 12615526, 13516635, 17202990, 18022180, 18923289, 25231052, 27033270, 31538815, 34405980, 37846578, 54066540, 63077630, 75693156, 94616445, 126155260, 189232890, 378465780]

約数ペア:

[(1, 378465780), (2, 189232890), (3, 126155260), (4, 94616445), (5, 75693156), (6, 63077630), (7, 54066540), (10, 37846578), (11, 34405980), (12, 31538815), (14, 27033270), (15, 25231052), (20, 18923289), (21, 18022180), (22, 17202990), (28, 13516635), (30, 12615526), (33, 11468660), (35, 10813308), (42, 9011090), (44, 8601495), (55, 6881196), (60, 6307763), (66, 5734330), (70, 5406654), (77, 4915140), (84, 4505545), (105, 3604436), (110, 3440598), (132, 2867165), (140, 2703327), (154, 2457570), (165, 2293732), (210, 1802218), (220, 1720299), (231, 1638380), (308, 1228785), (330, 1146866), (385, 983028), (420, 901109), (462, 819190), (660, 573433), (770, 491514), (924, 409595), (1155, 327676), (1540, 245757), (2310, 163838), (4620, 81919)]