81554880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7723}}^1$

素因数の和:7754

約数の個数: 112

約数和(自身を含む): 282513024

約数和(自身を除く): 200958144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2112, 2640, 3520, 5280, 7723, 10560, 15446, 23169, 30892, 38615, 46338, 61784, 77230, 84953, 92676, 115845, 123568, 154460, 169906, 185352, 231690, 247136, 254859, 308920, 339812, 370704, 424765, 463380, 494272, 509718, 617840, 679624, 741408, 849530, 926760, 1019436, 1235680, 1274295, 1359248, 1482816, 1699060, 1853520, 2038872, 2471360, 2548590, 2718496, 3398120, 3707040, 4077744, 5097180, 5436992, 6796240, 7414080, 8155488, 10194360, 13592480, 16310976, 20388720, 27184960, 40777440, 81554880]

約数ペア:

[(1, 81554880), (2, 40777440), (3, 27184960), (4, 20388720), (5, 16310976), (6, 13592480), (8, 10194360), (10, 8155488), (11, 7414080), (12, 6796240), (15, 5436992), (16, 5097180), (20, 4077744), (22, 3707040), (24, 3398120), (30, 2718496), (32, 2548590), (33, 2471360), (40, 2038872), (44, 1853520), (48, 1699060), (55, 1482816), (60, 1359248), (64, 1274295), (66, 1235680), (80, 1019436), (88, 926760), (96, 849530), (110, 741408), (120, 679624), (132, 617840), (160, 509718), (165, 494272), (176, 463380), (192, 424765), (220, 370704), (240, 339812), (264, 308920), (320, 254859), (330, 247136), (352, 231690), (440, 185352), (480, 169906), (528, 154460), (660, 123568), (704, 115845), (880, 92676), (960, 84953), (1056, 77230), (1320, 61784), (1760, 46338), (2112, 38615), (2640, 30892), (3520, 23169), (5280, 15446), (7723, 10560)]