321900384

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19841}}^1$

素因数の和:19880

約数の個数: 72

約数和(自身を含む): 915033672

約数和(自身を除く): 593133288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 169, 208, 312, 338, 416, 507, 624, 676, 1014, 1248, 1352, 2028, 2704, 4056, 5408, 8112, 16224, 19841, 39682, 59523, 79364, 119046, 158728, 238092, 257933, 317456, 476184, 515866, 634912, 773799, 952368, 1031732, 1547598, 1904736, 2063464, 3095196, 3353129, 4126928, 6190392, 6706258, 8253856, 10059387, 12380784, 13412516, 20118774, 24761568, 26825032, 40237548, 53650064, 80475096, 107300128, 160950192, 321900384]

約数ペア:

[(1, 321900384), (2, 160950192), (3, 107300128), (4, 80475096), (6, 53650064), (8, 40237548), (12, 26825032), (13, 24761568), (16, 20118774), (24, 13412516), (26, 12380784), (32, 10059387), (39, 8253856), (48, 6706258), (52, 6190392), (78, 4126928), (96, 3353129), (104, 3095196), (156, 2063464), (169, 1904736), (208, 1547598), (312, 1031732), (338, 952368), (416, 773799), (507, 634912), (624, 515866), (676, 476184), (1014, 317456), (1248, 257933), (1352, 238092), (2028, 158728), (2704, 119046), (4056, 79364), (5408, 59523), (8112, 39682), (16224, 19841)]