221992488

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 160

約数和(自身を含む): 659324160

約数和(自身を除く): 437331672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 43, 54, 62, 72, 81, 86, 93, 108, 124, 129, 162, 172, 186, 216, 248, 257, 258, 279, 324, 344, 372, 387, 514, 516, 558, 648, 744, 771, 774, 837, 1028, 1032, 1116, 1161, 1333, 1542, 1548, 1674, 2056, 2232, 2313, 2322, 2511, 2666, 3084, 3096, 3348, 3483, 3999, 4626, 4644, 5022, 5332, 6168, 6696, 6939, 6966, 7967, 7998, 9252, 9288, 10044, 10664, 11051, 11997, 13878, 13932, 15934, 15996, 18504, 20088, 20817, 22102, 23901, 23994, 27756, 27864, 31868, 31992, 33153, 35991, 41634, 44204, 47802, 47988, 55512, 63736, 66306, 71703, 71982, 83268, 88408, 95604, 95976, 99459, 107973, 132612, 143406, 143964, 166536, 191208, 198918, 215109, 215946, 265224, 286812, 287928, 298377, 342581, 397836, 430218, 431892, 573624, 596754, 645327, 685162, 795672, 860436, 863784, 895131, 1027743, 1193508, 1290654, 1370324, 1720872, 1790262, 2055486, 2387016, 2581308, 2740648, 3083229, 3580524, 4110972, 5162616, 6166458, 7161048, 8221944, 9249687, 12332916, 18499374, 24665832, 27749061, 36998748, 55498122, 73997496, 110996244, 221992488]

約数ペア:

[(1, 221992488), (2, 110996244), (3, 73997496), (4, 55498122), (6, 36998748), (8, 27749061), (9, 24665832), (12, 18499374), (18, 12332916), (24, 9249687), (27, 8221944), (31, 7161048), (36, 6166458), (43, 5162616), (54, 4110972), (62, 3580524), (72, 3083229), (81, 2740648), (86, 2581308), (93, 2387016), (108, 2055486), (124, 1790262), (129, 1720872), (162, 1370324), (172, 1290654), (186, 1193508), (216, 1027743), (248, 895131), (257, 863784), (258, 860436), (279, 795672), (324, 685162), (344, 645327), (372, 596754), (387, 573624), (514, 431892), (516, 430218), (558, 397836), (648, 342581), (744, 298377), (771, 287928), (774, 286812), (837, 265224), (1028, 215946), (1032, 215109), (1116, 198918), (1161, 191208), (1333, 166536), (1542, 143964), (1548, 143406), (1674, 132612), (2056, 107973), (2232, 99459), (2313, 95976), (2322, 95604), (2511, 88408), (2666, 83268), (3084, 71982), (3096, 71703), (3348, 66306), (3483, 63736), (3999, 55512), (4626, 47988), (4644, 47802), (5022, 44204), (5332, 41634), (6168, 35991), (6696, 33153), (6939, 31992), (6966, 31868), (7967, 27864), (7998, 27756), (9252, 23994), (9288, 23901), (10044, 22102), (10664, 20817), (11051, 20088), (11997, 18504), (13878, 15996), (13932, 15934)]