161995770

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{1873}}^1$

素因数の和:1948

約数の個数: 72

約数和(自身を含む): 435446388

約数和(自身を除く): 273450618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 961, 1395, 1873, 1922, 2790, 2883, 3746, 4805, 5619, 5766, 8649, 9365, 9610, 11238, 14415, 16857, 17298, 18730, 28095, 28830, 33714, 43245, 56190, 58063, 84285, 86490, 116126, 168570, 174189, 290315, 348378, 522567, 580630, 870945, 1045134, 1741890, 1799953, 2612835, 3599906, 5225670, 5399859, 8999765, 10799718, 16199577, 17999530, 26999295, 32399154, 53998590, 80997885, 161995770]

約数ペア:

[(1, 161995770), (2, 80997885), (3, 53998590), (5, 32399154), (6, 26999295), (9, 17999530), (10, 16199577), (15, 10799718), (18, 8999765), (30, 5399859), (31, 5225670), (45, 3599906), (62, 2612835), (90, 1799953), (93, 1741890), (155, 1045134), (186, 870945), (279, 580630), (310, 522567), (465, 348378), (558, 290315), (930, 174189), (961, 168570), (1395, 116126), (1873, 86490), (1922, 84285), (2790, 58063), (2883, 56190), (3746, 43245), (4805, 33714), (5619, 28830), (5766, 28095), (8649, 18730), (9365, 17298), (9610, 16857), (11238, 14415)]