180245240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{173}}^1$

素因数の和:313

約数の個数: 96

約数和(自身を含む): 473934240

約数和(自身を除く): 293689000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 173, 244, 280, 305, 346, 427, 488, 610, 692, 854, 865, 1211, 1220, 1384, 1708, 1730, 2135, 2422, 2440, 3416, 3460, 3721, 4270, 4844, 6055, 6920, 7442, 8540, 9688, 10553, 12110, 14884, 17080, 18605, 21106, 24220, 26047, 29768, 37210, 42212, 48440, 52094, 52765, 73871, 74420, 84424, 104188, 105530, 130235, 147742, 148840, 208376, 211060, 260470, 295484, 369355, 422120, 520940, 590968, 643733, 738710, 1041880, 1287466, 1477420, 2574932, 2954840, 3218665, 4506131, 5149864, 6437330, 9012262, 12874660, 18024524, 22530655, 25749320, 36049048, 45061310, 90122620, 180245240]

約数ペア:

[(1, 180245240), (2, 90122620), (4, 45061310), (5, 36049048), (7, 25749320), (8, 22530655), (10, 18024524), (14, 12874660), (20, 9012262), (28, 6437330), (35, 5149864), (40, 4506131), (56, 3218665), (61, 2954840), (70, 2574932), (122, 1477420), (140, 1287466), (173, 1041880), (244, 738710), (280, 643733), (305, 590968), (346, 520940), (427, 422120), (488, 369355), (610, 295484), (692, 260470), (854, 211060), (865, 208376), (1211, 148840), (1220, 147742), (1384, 130235), (1708, 105530), (1730, 104188), (2135, 84424), (2422, 74420), (2440, 73871), (3416, 52765), (3460, 52094), (3721, 48440), (4270, 42212), (4844, 37210), (6055, 29768), (6920, 26047), (7442, 24220), (8540, 21106), (9688, 18605), (10553, 17080), (12110, 14884)]