216477240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{257711}}^1$

素因数の和:257732

約数の個数: 64

約数和(自身を含む): 742210560

約数和(自身を除く): 525733320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 257711, 515422, 773133, 1030844, 1288555, 1546266, 1803977, 2061688, 2577110, 3092532, 3607954, 3865665, 5154220, 5411931, 6185064, 7215908, 7731330, 9019885, 10308440, 10823862, 14431816, 15462660, 18039770, 21647724, 27059655, 30925320, 36079540, 43295448, 54119310, 72159080, 108238620, 216477240]

約数ペア:

[(1, 216477240), (2, 108238620), (3, 72159080), (4, 54119310), (5, 43295448), (6, 36079540), (7, 30925320), (8, 27059655), (10, 21647724), (12, 18039770), (14, 15462660), (15, 14431816), (20, 10823862), (21, 10308440), (24, 9019885), (28, 7731330), (30, 7215908), (35, 6185064), (40, 5411931), (42, 5154220), (56, 3865665), (60, 3607954), (70, 3092532), (84, 2577110), (105, 2061688), (120, 1803977), (140, 1546266), (168, 1288555), (210, 1030844), (280, 773133), (420, 515422), (840, 257711)]