189898240

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{10597}}^1$

素因数の和:10627

約数の個数: 80

約数和(自身を含む): 520404192

約数和(自身を除く): 330505952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4480, 8960, 10597, 17920, 21194, 42388, 52985, 74179, 84776, 105970, 148358, 169552, 211940, 296716, 339104, 370895, 423880, 593432, 678208, 741790, 847760, 1186864, 1356416, 1483580, 1695520, 2373728, 2712832, 2967160, 3391040, 4747456, 5425664, 5934320, 6782080, 9494912, 11868640, 13564160, 18989824, 23737280, 27128320, 37979648, 47474560, 94949120, 189898240]

約数ペア:

[(1, 189898240), (2, 94949120), (4, 47474560), (5, 37979648), (7, 27128320), (8, 23737280), (10, 18989824), (14, 13564160), (16, 11868640), (20, 9494912), (28, 6782080), (32, 5934320), (35, 5425664), (40, 4747456), (56, 3391040), (64, 2967160), (70, 2712832), (80, 2373728), (112, 1695520), (128, 1483580), (140, 1356416), (160, 1186864), (224, 847760), (256, 741790), (280, 678208), (320, 593432), (448, 423880), (512, 370895), (560, 339104), (640, 296716), (896, 211940), (1120, 169552), (1280, 148358), (1792, 105970), (2240, 84776), (2560, 74179), (3584, 52985), (4480, 42388), (8960, 21194), (10597, 17920)]