198044120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2707}}^1$

素因数の和:2808

約数の個数: 64

約数和(自身を含む): 467942400

約数和(自身を除く): 269898280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 59, 62, 118, 124, 155, 236, 248, 295, 310, 472, 590, 620, 1180, 1240, 1829, 2360, 2707, 3658, 5414, 7316, 9145, 10828, 13535, 14632, 18290, 21656, 27070, 36580, 54140, 73160, 83917, 108280, 159713, 167834, 319426, 335668, 419585, 638852, 671336, 798565, 839170, 1277704, 1597130, 1678340, 3194260, 3356680, 4951103, 6388520, 9902206, 19804412, 24755515, 39608824, 49511030, 99022060, 198044120]

約数ペア:

[(1, 198044120), (2, 99022060), (4, 49511030), (5, 39608824), (8, 24755515), (10, 19804412), (20, 9902206), (31, 6388520), (40, 4951103), (59, 3356680), (62, 3194260), (118, 1678340), (124, 1597130), (155, 1277704), (236, 839170), (248, 798565), (295, 671336), (310, 638852), (472, 419585), (590, 335668), (620, 319426), (1180, 167834), (1240, 159713), (1829, 108280), (2360, 83917), (2707, 73160), (3658, 54140), (5414, 36580), (7316, 27070), (9145, 21656), (10828, 18290), (13535, 14632)]