217084980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1481}}^1$

素因数の和:1849

約数の個数: 96

約数和(自身を含む): 697132800

約数和(自身を除く): 480047820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 349, 420, 698, 1047, 1396, 1481, 1745, 2094, 2443, 2962, 3490, 4188, 4443, 4886, 5235, 5924, 6980, 7329, 7405, 8886, 9772, 10367, 10470, 12215, 14658, 14810, 17772, 20734, 20940, 22215, 24430, 29316, 29620, 31101, 36645, 41468, 44430, 48860, 51835, 62202, 73290, 88860, 103670, 124404, 146580, 155505, 207340, 311010, 516869, 622020, 1033738, 1550607, 2067476, 2584345, 3101214, 3618083, 5168690, 6202428, 7236166, 7753035, 10337380, 10854249, 14472332, 15506070, 18090415, 21708498, 31012140, 36180830, 43416996, 54271245, 72361660, 108542490, 217084980]

約数ペア:

[(1, 217084980), (2, 108542490), (3, 72361660), (4, 54271245), (5, 43416996), (6, 36180830), (7, 31012140), (10, 21708498), (12, 18090415), (14, 15506070), (15, 14472332), (20, 10854249), (21, 10337380), (28, 7753035), (30, 7236166), (35, 6202428), (42, 5168690), (60, 3618083), (70, 3101214), (84, 2584345), (105, 2067476), (140, 1550607), (210, 1033738), (349, 622020), (420, 516869), (698, 311010), (1047, 207340), (1396, 155505), (1481, 146580), (1745, 124404), (2094, 103670), (2443, 88860), (2962, 73290), (3490, 62202), (4188, 51835), (4443, 48860), (4886, 44430), (5235, 41468), (5924, 36645), (6980, 31101), (7329, 29620), (7405, 29316), (8886, 24430), (9772, 22215), (10367, 20940), (10470, 20734), (12215, 17772), (14658, 14810)]