309891876

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{719}}^1\times {\mathrm{733}}^1$

素因数の和:1473

約数の個数: 72

約数和(自身を含む): 843454080

約数和(自身を除く): 533562204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 719, 733, 1438, 1466, 2157, 2199, 2876, 2932, 4314, 4398, 5033, 5131, 8628, 8796, 10066, 10262, 15099, 15393, 20132, 20524, 30198, 30786, 35231, 35917, 60396, 61572, 70462, 71834, 105693, 107751, 140924, 143668, 211386, 215502, 422772, 431004, 527027, 1054054, 1581081, 2108108, 3162162, 3689189, 6324324, 7378378, 11067567, 14756756, 22135134, 25824323, 44270268, 51648646, 77472969, 103297292, 154945938, 309891876]

約数ペア:

[(1, 309891876), (2, 154945938), (3, 103297292), (4, 77472969), (6, 51648646), (7, 44270268), (12, 25824323), (14, 22135134), (21, 14756756), (28, 11067567), (42, 7378378), (49, 6324324), (84, 3689189), (98, 3162162), (147, 2108108), (196, 1581081), (294, 1054054), (588, 527027), (719, 431004), (733, 422772), (1438, 215502), (1466, 211386), (2157, 143668), (2199, 140924), (2876, 107751), (2932, 105693), (4314, 71834), (4398, 70462), (5033, 61572), (5131, 60396), (8628, 35917), (8796, 35231), (10066, 30786), (10262, 30198), (15099, 20524), (15393, 20132)]