207215820

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{6091}}^1$

素因数の和:6122

約数の個数: 144

約数和(自身を含む): 745075968

約数和(自身を除く): 537860148

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 243, 252, 270, 315, 324, 378, 405, 420, 486, 540, 567, 630, 756, 810, 945, 972, 1134, 1215, 1260, 1620, 1701, 1890, 2268, 2430, 2835, 3402, 3780, 4860, 5670, 6091, 6804, 8505, 11340, 12182, 17010, 18273, 24364, 30455, 34020, 36546, 42637, 54819, 60910, 73092, 85274, 91365, 109638, 121820, 127911, 164457, 170548, 182730, 213185, 219276, 255822, 274095, 328914, 365460, 383733, 426370, 493371, 511644, 548190, 639555, 657828, 767466, 822285, 852740, 986742, 1096380, 1151199, 1279110, 1480113, 1534932, 1644570, 1918665, 1973484, 2302398, 2466855, 2558220, 2960226, 3289140, 3453597, 3837330, 4604796, 4933710, 5755995, 5920452, 6907194, 7400565, 7674660, 9867420, 10360791, 11511990, 13814388, 14801130, 17267985, 20721582, 23023980, 29602260, 34535970, 41443164, 51803955, 69071940, 103607910, 207215820]

約数ペア:

[(1, 207215820), (2, 103607910), (3, 69071940), (4, 51803955), (5, 41443164), (6, 34535970), (7, 29602260), (9, 23023980), (10, 20721582), (12, 17267985), (14, 14801130), (15, 13814388), (18, 11511990), (20, 10360791), (21, 9867420), (27, 7674660), (28, 7400565), (30, 6907194), (35, 5920452), (36, 5755995), (42, 4933710), (45, 4604796), (54, 3837330), (60, 3453597), (63, 3289140), (70, 2960226), (81, 2558220), (84, 2466855), (90, 2302398), (105, 1973484), (108, 1918665), (126, 1644570), (135, 1534932), (140, 1480113), (162, 1279110), (180, 1151199), (189, 1096380), (210, 986742), (243, 852740), (252, 822285), (270, 767466), (315, 657828), (324, 639555), (378, 548190), (405, 511644), (420, 493371), (486, 426370), (540, 383733), (567, 365460), (630, 328914), (756, 274095), (810, 255822), (945, 219276), (972, 213185), (1134, 182730), (1215, 170548), (1260, 164457), (1620, 127911), (1701, 121820), (1890, 109638), (2268, 91365), (2430, 85274), (2835, 73092), (3402, 60910), (3780, 54819), (4860, 42637), (5670, 36546), (6091, 34020), (6804, 30455), (8505, 24364), (11340, 18273), (12182, 17010)]