123179888

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:550

約数の個数: 80

約数和(自身を含む): 274982400

約数和(自身を除く): 151802512

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 71, 76, 104, 142, 152, 208, 247, 284, 304, 439, 494, 568, 878, 923, 988, 1136, 1349, 1756, 1846, 1976, 2698, 3512, 3692, 3952, 5396, 5707, 7024, 7384, 8341, 10792, 11414, 14768, 16682, 17537, 21584, 22828, 31169, 33364, 35074, 45656, 62338, 66728, 70148, 91312, 108433, 124676, 133456, 140296, 216866, 249352, 280592, 405197, 433732, 498704, 592211, 810394, 867464, 1184422, 1620788, 1734928, 2368844, 3241576, 4737688, 6483152, 7698743, 9475376, 15397486, 30794972, 61589944, 123179888]

約数ペア:

[(1, 123179888), (2, 61589944), (4, 30794972), (8, 15397486), (13, 9475376), (16, 7698743), (19, 6483152), (26, 4737688), (38, 3241576), (52, 2368844), (71, 1734928), (76, 1620788), (104, 1184422), (142, 867464), (152, 810394), (208, 592211), (247, 498704), (284, 433732), (304, 405197), (439, 280592), (494, 249352), (568, 216866), (878, 140296), (923, 133456), (988, 124676), (1136, 108433), (1349, 91312), (1756, 70148), (1846, 66728), (1976, 62338), (2698, 45656), (3512, 35074), (3692, 33364), (3952, 31169), (5396, 22828), (5707, 21584), (7024, 17537), (7384, 16682), (8341, 14768), (10792, 11414)]