71391930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1\times {\mathrm{499}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 181440000

約数和(自身を除く): 110048070

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 251, 285, 499, 502, 570, 753, 998, 1255, 1497, 1506, 2495, 2510, 2994, 3765, 4769, 4990, 7485, 7530, 9481, 9538, 14307, 14970, 18962, 23845, 28443, 28614, 47405, 47690, 56886, 71535, 94810, 125249, 142215, 143070, 250498, 284430, 375747, 626245, 751494, 1252490, 1878735, 2379731, 3757470, 4759462, 7139193, 11898655, 14278386, 23797310, 35695965, 71391930]

約数ペア:

[(1, 71391930), (2, 35695965), (3, 23797310), (5, 14278386), (6, 11898655), (10, 7139193), (15, 4759462), (19, 3757470), (30, 2379731), (38, 1878735), (57, 1252490), (95, 751494), (114, 626245), (190, 375747), (251, 284430), (285, 250498), (499, 143070), (502, 142215), (570, 125249), (753, 94810), (998, 71535), (1255, 56886), (1497, 47690), (1506, 47405), (2495, 28614), (2510, 28443), (2994, 23845), (3765, 18962), (4769, 14970), (4990, 14307), (7485, 9538), (7530, 9481)]