261375120

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{121007}}^1$

素因数の和:121029

約数の個数: 80

約数和(自身を含む): 900299520

約数和(自身を除く): 638924400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 121007, 242014, 363021, 484028, 605035, 726042, 968056, 1089063, 1210070, 1452084, 1815105, 1936112, 2178126, 2420140, 2904168, 3267189, 3630210, 4356252, 4840280, 5445315, 5808336, 6534378, 7260420, 8712504, 9680560, 10890630, 13068756, 14520840, 16335945, 17425008, 21781260, 26137512, 29041680, 32671890, 43562520, 52275024, 65343780, 87125040, 130687560, 261375120]

約数ペア:

[(1, 261375120), (2, 130687560), (3, 87125040), (4, 65343780), (5, 52275024), (6, 43562520), (8, 32671890), (9, 29041680), (10, 26137512), (12, 21781260), (15, 17425008), (16, 16335945), (18, 14520840), (20, 13068756), (24, 10890630), (27, 9680560), (30, 8712504), (36, 7260420), (40, 6534378), (45, 5808336), (48, 5445315), (54, 4840280), (60, 4356252), (72, 3630210), (80, 3267189), (90, 2904168), (108, 2420140), (120, 2178126), (135, 1936112), (144, 1815105), (180, 1452084), (216, 1210070), (240, 1089063), (270, 968056), (360, 726042), (432, 605035), (540, 484028), (720, 363021), (1080, 242014), (2160, 121007)]