255258720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{1721}}^1$

素因数の和:1845

約数の個数: 144

約数和(自身を含む): 880038432

約数和(自身を除く): 624779712

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 103, 120, 144, 160, 180, 206, 240, 288, 309, 360, 412, 480, 515, 618, 720, 824, 927, 1030, 1236, 1440, 1545, 1648, 1721, 1854, 2060, 2472, 3090, 3296, 3442, 3708, 4120, 4635, 4944, 5163, 6180, 6884, 7416, 8240, 8605, 9270, 9888, 10326, 12360, 13768, 14832, 15489, 16480, 17210, 18540, 20652, 24720, 25815, 27536, 29664, 30978, 34420, 37080, 41304, 49440, 51630, 55072, 61956, 68840, 74160, 77445, 82608, 103260, 123912, 137680, 148320, 154890, 165216, 177263, 206520, 247824, 275360, 309780, 354526, 413040, 495648, 531789, 619560, 709052, 826080, 886315, 1063578, 1239120, 1418104, 1595367, 1772630, 2127156, 2478240, 2658945, 2836208, 3190734, 3545260, 4254312, 5317890, 5672416, 6381468, 7090520, 7976835, 8508624, 10635780, 12762936, 14181040, 15953670, 17017248, 21271560, 25525872, 28362080, 31907340, 42543120, 51051744, 63814680, 85086240, 127629360, 255258720]

約数ペア:

[(1, 255258720), (2, 127629360), (3, 85086240), (4, 63814680), (5, 51051744), (6, 42543120), (8, 31907340), (9, 28362080), (10, 25525872), (12, 21271560), (15, 17017248), (16, 15953670), (18, 14181040), (20, 12762936), (24, 10635780), (30, 8508624), (32, 7976835), (36, 7090520), (40, 6381468), (45, 5672416), (48, 5317890), (60, 4254312), (72, 3545260), (80, 3190734), (90, 2836208), (96, 2658945), (103, 2478240), (120, 2127156), (144, 1772630), (160, 1595367), (180, 1418104), (206, 1239120), (240, 1063578), (288, 886315), (309, 826080), (360, 709052), (412, 619560), (480, 531789), (515, 495648), (618, 413040), (720, 354526), (824, 309780), (927, 275360), (1030, 247824), (1236, 206520), (1440, 177263), (1545, 165216), (1648, 154890), (1721, 148320), (1854, 137680), (2060, 123912), (2472, 103260), (3090, 82608), (3296, 77445), (3442, 74160), (3708, 68840), (4120, 61956), (4635, 55072), (4944, 51630), (5163, 49440), (6180, 41304), (6884, 37080), (7416, 34420), (8240, 30978), (8605, 29664), (9270, 27536), (9888, 25815), (10326, 24720), (12360, 20652), (13768, 18540), (14832, 17210), (15489, 16480)]