243561780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17573}}^1$

素因数の和:17606

約数の個数: 144

約数和(自身を含む): 921158784

約数和(自身を除く): 677597004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 3465, 4620, 6930, 13860, 17573, 35146, 52719, 70292, 87865, 105438, 123011, 158157, 175730, 193303, 210876, 246022, 263595, 316314, 351460, 369033, 386606, 492044, 527190, 579909, 615055, 632628, 738066, 773212, 790785, 966515, 1054380, 1107099, 1159818, 1230110, 1353121, 1476132, 1581570, 1739727, 1845165, 1933030, 2214198, 2319636, 2460220, 2706242, 2899545, 3163140, 3479454, 3690330, 3866060, 4059363, 4428396, 5412484, 5535495, 5799090, 6765605, 6958908, 7380660, 8118726, 8698635, 11070990, 11598180, 12178089, 13531210, 16237452, 17397270, 20296815, 22141980, 24356178, 27062420, 34794540, 40593630, 48712356, 60890445, 81187260, 121780890, 243561780]

約数ペア:

[(1, 243561780), (2, 121780890), (3, 81187260), (4, 60890445), (5, 48712356), (6, 40593630), (7, 34794540), (9, 27062420), (10, 24356178), (11, 22141980), (12, 20296815), (14, 17397270), (15, 16237452), (18, 13531210), (20, 12178089), (21, 11598180), (22, 11070990), (28, 8698635), (30, 8118726), (33, 7380660), (35, 6958908), (36, 6765605), (42, 5799090), (44, 5535495), (45, 5412484), (55, 4428396), (60, 4059363), (63, 3866060), (66, 3690330), (70, 3479454), (77, 3163140), (84, 2899545), (90, 2706242), (99, 2460220), (105, 2319636), (110, 2214198), (126, 1933030), (132, 1845165), (140, 1739727), (154, 1581570), (165, 1476132), (180, 1353121), (198, 1230110), (210, 1159818), (220, 1107099), (231, 1054380), (252, 966515), (308, 790785), (315, 773212), (330, 738066), (385, 632628), (396, 615055), (420, 579909), (462, 527190), (495, 492044), (630, 386606), (660, 369033), (693, 351460), (770, 316314), (924, 263595), (990, 246022), (1155, 210876), (1260, 193303), (1386, 175730), (1540, 158157), (1980, 123011), (2310, 105438), (2772, 87865), (3465, 70292), (4620, 52719), (6930, 35146), (13860, 17573)]