240389280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1721}}^1$

素因数の和:1839

約数の個数: 144

約数和(自身を含む): 829266984

約数和(自身を除く): 588877704

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, 97, 120, 144, 160, 180, 194, 240, 288, 291, 360, 388, 480, 485, 582, 720, 776, 873, 970, 1164, 1440, 1455, 1552, 1721, 1746, 1940, 2328, 2910, 3104, 3442, 3492, 3880, 4365, 4656, 5163, 5820, 6884, 6984, 7760, 8605, 8730, 9312, 10326, 11640, 13768, 13968, 15489, 15520, 17210, 17460, 20652, 23280, 25815, 27536, 27936, 30978, 34420, 34920, 41304, 46560, 51630, 55072, 61956, 68840, 69840, 77445, 82608, 103260, 123912, 137680, 139680, 154890, 165216, 166937, 206520, 247824, 275360, 309780, 333874, 413040, 495648, 500811, 619560, 667748, 826080, 834685, 1001622, 1239120, 1335496, 1502433, 1669370, 2003244, 2478240, 2504055, 2670992, 3004866, 3338740, 4006488, 5008110, 5341984, 6009732, 6677480, 7512165, 8012976, 10016220, 12019464, 13354960, 15024330, 16025952, 20032440, 24038928, 26709920, 30048660, 40064880, 48077856, 60097320, 80129760, 120194640, 240389280]

約数ペア:

[(1, 240389280), (2, 120194640), (3, 80129760), (4, 60097320), (5, 48077856), (6, 40064880), (8, 30048660), (9, 26709920), (10, 24038928), (12, 20032440), (15, 16025952), (16, 15024330), (18, 13354960), (20, 12019464), (24, 10016220), (30, 8012976), (32, 7512165), (36, 6677480), (40, 6009732), (45, 5341984), (48, 5008110), (60, 4006488), (72, 3338740), (80, 3004866), (90, 2670992), (96, 2504055), (97, 2478240), (120, 2003244), (144, 1669370), (160, 1502433), (180, 1335496), (194, 1239120), (240, 1001622), (288, 834685), (291, 826080), (360, 667748), (388, 619560), (480, 500811), (485, 495648), (582, 413040), (720, 333874), (776, 309780), (873, 275360), (970, 247824), (1164, 206520), (1440, 166937), (1455, 165216), (1552, 154890), (1721, 139680), (1746, 137680), (1940, 123912), (2328, 103260), (2910, 82608), (3104, 77445), (3442, 69840), (3492, 68840), (3880, 61956), (4365, 55072), (4656, 51630), (5163, 46560), (5820, 41304), (6884, 34920), (6984, 34420), (7760, 30978), (8605, 27936), (8730, 27536), (9312, 25815), (10326, 23280), (11640, 20652), (13768, 17460), (13968, 17210), (15489, 15520)]