54818820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:474

約数の個数: 144

約数和(自身を含む): 192017280

約数和(自身を除く): 137198460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 139, 140, 180, 210, 252, 278, 313, 315, 417, 420, 556, 626, 630, 695, 834, 939, 973, 1251, 1252, 1260, 1390, 1565, 1668, 1878, 1946, 2085, 2191, 2502, 2780, 2817, 2919, 3130, 3756, 3892, 4170, 4382, 4695, 4865, 5004, 5634, 5838, 6255, 6260, 6573, 8340, 8757, 8764, 9390, 9730, 10955, 11268, 11676, 12510, 13146, 14085, 14595, 17514, 18780, 19460, 19719, 21910, 25020, 26292, 28170, 29190, 32865, 35028, 39438, 43507, 43785, 43820, 56340, 58380, 65730, 78876, 87014, 87570, 98595, 130521, 131460, 174028, 175140, 197190, 217535, 261042, 304549, 391563, 394380, 435070, 522084, 609098, 652605, 783126, 870140, 913647, 1218196, 1305210, 1522745, 1566252, 1827294, 1957815, 2610420, 2740941, 3045490, 3654588, 3915630, 4568235, 5481882, 6090980, 7831260, 9136470, 10963764, 13704705, 18272940, 27409410, 54818820]

約数ペア:

[(1, 54818820), (2, 27409410), (3, 18272940), (4, 13704705), (5, 10963764), (6, 9136470), (7, 7831260), (9, 6090980), (10, 5481882), (12, 4568235), (14, 3915630), (15, 3654588), (18, 3045490), (20, 2740941), (21, 2610420), (28, 1957815), (30, 1827294), (35, 1566252), (36, 1522745), (42, 1305210), (45, 1218196), (60, 913647), (63, 870140), (70, 783126), (84, 652605), (90, 609098), (105, 522084), (126, 435070), (139, 394380), (140, 391563), (180, 304549), (210, 261042), (252, 217535), (278, 197190), (313, 175140), (315, 174028), (417, 131460), (420, 130521), (556, 98595), (626, 87570), (630, 87014), (695, 78876), (834, 65730), (939, 58380), (973, 56340), (1251, 43820), (1252, 43785), (1260, 43507), (1390, 39438), (1565, 35028), (1668, 32865), (1878, 29190), (1946, 28170), (2085, 26292), (2191, 25020), (2502, 21910), (2780, 19719), (2817, 19460), (2919, 18780), (3130, 17514), (3756, 14595), (3892, 14085), (4170, 13146), (4382, 12510), (4695, 11676), (4865, 11268), (5004, 10955), (5634, 9730), (5838, 9390), (6255, 8764), (6260, 8757), (6573, 8340)]