820804590

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{3853}}^1$

素因数の和:4135

約数の個数: 80

約数和(自身を含む): 2216019168

約数和(自身を除く): 1395214578

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 263, 270, 405, 526, 789, 810, 1315, 1578, 2367, 2630, 3853, 3945, 4734, 7101, 7706, 7890, 11559, 11835, 14202, 19265, 21303, 23118, 23670, 34677, 35505, 38530, 42606, 57795, 69354, 71010, 104031, 106515, 115590, 173385, 208062, 213030, 312093, 346770, 520155, 624186, 1013339, 1040310, 1560465, 2026678, 3040017, 3120930, 5066695, 6080034, 9120051, 10133390, 15200085, 18240102, 27360153, 30400170, 45600255, 54720306, 82080459, 91200510, 136800765, 164160918, 273601530, 410402295, 820804590]

約数ペア:

[(1, 820804590), (2, 410402295), (3, 273601530), (5, 164160918), (6, 136800765), (9, 91200510), (10, 82080459), (15, 54720306), (18, 45600255), (27, 30400170), (30, 27360153), (45, 18240102), (54, 15200085), (81, 10133390), (90, 9120051), (135, 6080034), (162, 5066695), (263, 3120930), (270, 3040017), (405, 2026678), (526, 1560465), (789, 1040310), (810, 1013339), (1315, 624186), (1578, 520155), (2367, 346770), (2630, 312093), (3853, 213030), (3945, 208062), (4734, 173385), (7101, 115590), (7706, 106515), (7890, 104031), (11559, 71010), (11835, 69354), (14202, 57795), (19265, 42606), (21303, 38530), (23118, 35505), (23670, 34677)]