147968480

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^2\times {\mathrm{7643}}^1$

素因数の和:7680

約数の個数: 72

約数和(自身を含む): 384294456

約数和(自身を除く): 236325976

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 121, 160, 176, 220, 242, 352, 440, 484, 605, 880, 968, 1210, 1760, 1936, 2420, 3872, 4840, 7643, 9680, 15286, 19360, 30572, 38215, 61144, 76430, 84073, 122288, 152860, 168146, 244576, 305720, 336292, 420365, 611440, 672584, 840730, 924803, 1222880, 1345168, 1681460, 1849606, 2690336, 3362920, 3699212, 4624015, 6725840, 7398424, 9248030, 13451680, 14796848, 18496060, 29593696, 36992120, 73984240, 147968480]

約数ペア:

[(1, 147968480), (2, 73984240), (4, 36992120), (5, 29593696), (8, 18496060), (10, 14796848), (11, 13451680), (16, 9248030), (20, 7398424), (22, 6725840), (32, 4624015), (40, 3699212), (44, 3362920), (55, 2690336), (80, 1849606), (88, 1681460), (110, 1345168), (121, 1222880), (160, 924803), (176, 840730), (220, 672584), (242, 611440), (352, 420365), (440, 336292), (484, 305720), (605, 244576), (880, 168146), (968, 152860), (1210, 122288), (1760, 84073), (1936, 76430), (2420, 61144), (3872, 38215), (4840, 30572), (7643, 19360), (9680, 15286)]