15891120

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{1051}}^1$

素因数の和:1080

約数の個数: 160

約数和(自身を含む): 62615040

約数和(自身を除く): 46723920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1051, 1080, 1260, 1512, 1680, 1890, 2102, 2160, 2520, 3024, 3153, 3780, 4204, 5040, 5255, 6306, 7357, 7560, 8408, 9459, 10510, 12612, 14714, 15120, 15765, 16816, 18918, 21020, 22071, 25224, 28377, 29428, 31530, 36785, 37836, 42040, 44142, 47295, 50448, 56754, 58856, 63060, 66213, 73570, 75672, 84080, 88284, 94590, 110355, 113508, 117712, 126120, 132426, 141885, 147140, 151344, 176568, 189180, 198639, 220710, 227016, 252240, 264852, 283770, 294280, 331065, 353136, 378360, 397278, 441420, 454032, 529704, 567540, 588560, 662130, 756720, 794556, 882840, 993195, 1059408, 1135080, 1324260, 1589112, 1765680, 1986390, 2270160, 2648520, 3178224, 3972780, 5297040, 7945560, 15891120]

約数ペア:

[(1, 15891120), (2, 7945560), (3, 5297040), (4, 3972780), (5, 3178224), (6, 2648520), (7, 2270160), (8, 1986390), (9, 1765680), (10, 1589112), (12, 1324260), (14, 1135080), (15, 1059408), (16, 993195), (18, 882840), (20, 794556), (21, 756720), (24, 662130), (27, 588560), (28, 567540), (30, 529704), (35, 454032), (36, 441420), (40, 397278), (42, 378360), (45, 353136), (48, 331065), (54, 294280), (56, 283770), (60, 264852), (63, 252240), (70, 227016), (72, 220710), (80, 198639), (84, 189180), (90, 176568), (105, 151344), (108, 147140), (112, 141885), (120, 132426), (126, 126120), (135, 117712), (140, 113508), (144, 110355), (168, 94590), (180, 88284), (189, 84080), (210, 75672), (216, 73570), (240, 66213), (252, 63060), (270, 58856), (280, 56754), (315, 50448), (336, 47295), (360, 44142), (378, 42040), (420, 37836), (432, 36785), (504, 31530), (540, 29428), (560, 28377), (630, 25224), (720, 22071), (756, 21020), (840, 18918), (945, 16816), (1008, 15765), (1051, 15120), (1080, 14714), (1260, 12612), (1512, 10510), (1680, 9459), (1890, 8408), (2102, 7560), (2160, 7357), (2520, 6306), (3024, 5255), (3153, 5040), (3780, 4204)]