206138940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{28871}}^1$

素因数の和:28907

約数の個数: 96

約数和(自身を含む): 698471424

約数和(自身を除く): 492332484

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 51, 60, 68, 70, 84, 85, 102, 105, 119, 140, 170, 204, 210, 238, 255, 340, 357, 420, 476, 510, 595, 714, 1020, 1190, 1428, 1785, 2380, 3570, 7140, 28871, 57742, 86613, 115484, 144355, 173226, 202097, 288710, 346452, 404194, 433065, 490807, 577420, 606291, 808388, 866130, 981614, 1010485, 1212582, 1472421, 1732260, 1963228, 2020970, 2425164, 2454035, 2944842, 3031455, 3435649, 4041940, 4908070, 5889684, 6062910, 6871298, 7362105, 9816140, 10306947, 12125820, 13742596, 14724210, 17178245, 20613894, 29448420, 34356490, 41227788, 51534735, 68712980, 103069470, 206138940]

約数ペア:

[(1, 206138940), (2, 103069470), (3, 68712980), (4, 51534735), (5, 41227788), (6, 34356490), (7, 29448420), (10, 20613894), (12, 17178245), (14, 14724210), (15, 13742596), (17, 12125820), (20, 10306947), (21, 9816140), (28, 7362105), (30, 6871298), (34, 6062910), (35, 5889684), (42, 4908070), (51, 4041940), (60, 3435649), (68, 3031455), (70, 2944842), (84, 2454035), (85, 2425164), (102, 2020970), (105, 1963228), (119, 1732260), (140, 1472421), (170, 1212582), (204, 1010485), (210, 981614), (238, 866130), (255, 808388), (340, 606291), (357, 577420), (420, 490807), (476, 433065), (510, 404194), (595, 346452), (714, 288710), (1020, 202097), (1190, 173226), (1428, 144355), (1785, 115484), (2380, 86613), (3570, 57742), (7140, 28871)]