180890208

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{20261}}^1$

素因数の和:20308

約数の個数: 72

約数和(自身を含む): 531026496

約数和(自身を除く): 350136288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 20261, 40522, 60783, 81044, 121566, 162088, 182349, 243132, 324176, 364698, 486264, 628091, 648352, 729396, 972528, 1256182, 1458792, 1884273, 1945056, 2512364, 2917584, 3768546, 5024728, 5652819, 5835168, 7537092, 10049456, 11305638, 15074184, 20098912, 22611276, 30148368, 45222552, 60296736, 90445104, 180890208]

約数ペア:

[(1, 180890208), (2, 90445104), (3, 60296736), (4, 45222552), (6, 30148368), (8, 22611276), (9, 20098912), (12, 15074184), (16, 11305638), (18, 10049456), (24, 7537092), (31, 5835168), (32, 5652819), (36, 5024728), (48, 3768546), (62, 2917584), (72, 2512364), (93, 1945056), (96, 1884273), (124, 1458792), (144, 1256182), (186, 972528), (248, 729396), (279, 648352), (288, 628091), (372, 486264), (496, 364698), (558, 324176), (744, 243132), (992, 182349), (1116, 162088), (1488, 121566), (2232, 81044), (2976, 60783), (4464, 40522), (8928, 20261)]