142696680

素因数分解:

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

素因数の和:939

約数の個数: 128

約数和(自身を含む): 491892480

約数和(自身を除く): 349195800

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, 257, 280, 420, 514, 661, 771, 840, 1028, 1285, 1322, 1542, 1799, 1983, 2056, 2570, 2644, 3084, 3305, 3598, 3855, 3966, 4627, 5140, 5288, 5397, 6168, 6610, 7196, 7710, 7932, 8995, 9254, 9915, 10280, 10794, 13220, 13881, 14392, 15420, 15864, 17990, 18508, 19830, 21588, 23135, 26440, 26985, 27762, 30840, 35980, 37016, 39660, 43176, 46270, 53970, 55524, 69405, 71960, 79320, 92540, 107940, 111048, 138810, 169877, 185080, 215880, 277620, 339754, 509631, 555240, 679508, 849385, 1019262, 1189139, 1359016, 1698770, 2038524, 2378278, 2548155, 3397540, 3567417, 4077048, 4756556, 5096310, 5945695, 6795080, 7134834, 9513112, 10192620, 11891390, 14269668, 17837085, 20385240, 23782780, 28539336, 35674170, 47565560, 71348340, 142696680]

約数ペア:

[(1, 142696680), (2, 71348340), (3, 47565560), (4, 35674170), (5, 28539336), (6, 23782780), (7, 20385240), (8, 17837085), (10, 14269668), (12, 11891390), (14, 10192620), (15, 9513112), (20, 7134834), (21, 6795080), (24, 5945695), (28, 5096310), (30, 4756556), (35, 4077048), (40, 3567417), (42, 3397540), (56, 2548155), (60, 2378278), (70, 2038524), (84, 1698770), (105, 1359016), (120, 1189139), (140, 1019262), (168, 849385), (210, 679508), (257, 555240), (280, 509631), (420, 339754), (514, 277620), (661, 215880), (771, 185080), (840, 169877), (1028, 138810), (1285, 111048), (1322, 107940), (1542, 92540), (1799, 79320), (1983, 71960), (2056, 69405), (2570, 55524), (2644, 53970), (3084, 46270), (3305, 43176), (3598, 39660), (3855, 37016), (3966, 35980), (4627, 30840), (5140, 27762), (5288, 26985), (5397, 26440), (6168, 23135), (6610, 21588), (7196, 19830), (7710, 18508), (7932, 17990), (8995, 15864), (9254, 15420), (9915, 14392), (10280, 13881), (10794, 13220)]