71348340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{661}}^1$

素因数の和:937

約数の個数: 96

約数和(自身を含む): 229549824

約数和(自身を除く): 158201484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 257, 420, 514, 661, 771, 1028, 1285, 1322, 1542, 1799, 1983, 2570, 2644, 3084, 3305, 3598, 3855, 3966, 4627, 5140, 5397, 6610, 7196, 7710, 7932, 8995, 9254, 9915, 10794, 13220, 13881, 15420, 17990, 18508, 19830, 21588, 23135, 26985, 27762, 35980, 39660, 46270, 53970, 55524, 69405, 92540, 107940, 138810, 169877, 277620, 339754, 509631, 679508, 849385, 1019262, 1189139, 1698770, 2038524, 2378278, 2548155, 3397540, 3567417, 4756556, 5096310, 5945695, 7134834, 10192620, 11891390, 14269668, 17837085, 23782780, 35674170, 71348340]

約数ペア:

[(1, 71348340), (2, 35674170), (3, 23782780), (4, 17837085), (5, 14269668), (6, 11891390), (7, 10192620), (10, 7134834), (12, 5945695), (14, 5096310), (15, 4756556), (20, 3567417), (21, 3397540), (28, 2548155), (30, 2378278), (35, 2038524), (42, 1698770), (60, 1189139), (70, 1019262), (84, 849385), (105, 679508), (140, 509631), (210, 339754), (257, 277620), (420, 169877), (514, 138810), (661, 107940), (771, 92540), (1028, 69405), (1285, 55524), (1322, 53970), (1542, 46270), (1799, 39660), (1983, 35980), (2570, 27762), (2644, 26985), (3084, 23135), (3305, 21588), (3598, 19830), (3855, 18508), (3966, 17990), (4627, 15420), (5140, 13881), (5397, 13220), (6610, 10794), (7196, 9915), (7710, 9254), (7932, 8995)]