506768220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{402197}}^1$

素因数の和:402219

約数の個数: 72

約数和(自身を含む): 1756800864

約数和(自身を除く): 1250032644

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 402197, 804394, 1206591, 1608788, 2010985, 2413182, 2815379, 3619773, 4021970, 4826364, 5630758, 6032955, 7239546, 8043940, 8446137, 11261516, 12065910, 14076895, 14479092, 16892274, 18098865, 24131820, 25338411, 28153790, 33784548, 36197730, 42230685, 50676822, 56307580, 72395460, 84461370, 101353644, 126692055, 168922740, 253384110, 506768220]

約数ペア:

[(1, 506768220), (2, 253384110), (3, 168922740), (4, 126692055), (5, 101353644), (6, 84461370), (7, 72395460), (9, 56307580), (10, 50676822), (12, 42230685), (14, 36197730), (15, 33784548), (18, 28153790), (20, 25338411), (21, 24131820), (28, 18098865), (30, 16892274), (35, 14479092), (36, 14076895), (42, 12065910), (45, 11261516), (60, 8446137), (63, 8043940), (70, 7239546), (84, 6032955), (90, 5630758), (105, 4826364), (126, 4021970), (140, 3619773), (180, 2815379), (210, 2413182), (252, 2010985), (315, 1608788), (420, 1206591), (630, 804394), (1260, 402197)]