21827700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{307}}^1$

素因数の和:406

約数の個数: 108

約数和(自身を含む): 69509440

約数和(自身を除く): 47681740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 79, 90, 100, 150, 158, 180, 225, 237, 300, 307, 316, 395, 450, 474, 614, 711, 790, 900, 921, 948, 1185, 1228, 1422, 1535, 1580, 1842, 1975, 2370, 2763, 2844, 3070, 3555, 3684, 3950, 4605, 4740, 5526, 5925, 6140, 7110, 7675, 7900, 9210, 11052, 11850, 13815, 14220, 15350, 17775, 18420, 23025, 23700, 24253, 27630, 30700, 35550, 46050, 48506, 55260, 69075, 71100, 72759, 92100, 97012, 121265, 138150, 145518, 218277, 242530, 276300, 291036, 363795, 436554, 485060, 606325, 727590, 873108, 1091385, 1212650, 1455180, 1818975, 2182770, 2425300, 3637950, 4365540, 5456925, 7275900, 10913850, 21827700]

約数ペア:

[(1, 21827700), (2, 10913850), (3, 7275900), (4, 5456925), (5, 4365540), (6, 3637950), (9, 2425300), (10, 2182770), (12, 1818975), (15, 1455180), (18, 1212650), (20, 1091385), (25, 873108), (30, 727590), (36, 606325), (45, 485060), (50, 436554), (60, 363795), (75, 291036), (79, 276300), (90, 242530), (100, 218277), (150, 145518), (158, 138150), (180, 121265), (225, 97012), (237, 92100), (300, 72759), (307, 71100), (316, 69075), (395, 55260), (450, 48506), (474, 46050), (614, 35550), (711, 30700), (790, 27630), (900, 24253), (921, 23700), (948, 23025), (1185, 18420), (1228, 17775), (1422, 15350), (1535, 14220), (1580, 13815), (1842, 11850), (1975, 11052), (2370, 9210), (2763, 7900), (2844, 7675), (3070, 7110), (3555, 6140), (3684, 5925), (3950, 5526), (4605, 4740)]