28851984

素因数分解:

$2^4\times 3^3\times 7^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:107

約数の個数: 240

約数和(自身を含む): 101779200

約数和(自身を除く): 72927216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 29, 36, 42, 47, 48, 49, 54, 56, 58, 63, 72, 84, 87, 94, 98, 108, 112, 116, 126, 141, 144, 147, 168, 174, 188, 189, 196, 203, 216, 232, 252, 261, 282, 294, 329, 336, 348, 376, 378, 392, 406, 423, 432, 441, 464, 504, 522, 564, 588, 609, 658, 696, 752, 756, 783, 784, 812, 846, 882, 987, 1008, 1044, 1128, 1176, 1218, 1269, 1316, 1323, 1363, 1392, 1421, 1512, 1566, 1624, 1692, 1764, 1827, 1974, 2088, 2256, 2303, 2352, 2436, 2538, 2632, 2646, 2726, 2842, 2961, 3024, 3132, 3248, 3384, 3528, 3654, 3948, 4089, 4176, 4263, 4606, 4872, 5076, 5264, 5292, 5452, 5481, 5684, 5922, 6264, 6768, 6909, 7056, 7308, 7896, 8178, 8526, 8883, 9212, 9541, 9744, 10152, 10584, 10904, 10962, 11368, 11844, 12267, 12528, 12789, 13818, 14616, 15792, 16356, 17052, 17766, 18424, 19082, 20304, 20727, 21168, 21808, 21924, 22736, 23688, 24534, 25578, 27636, 28623, 29232, 32712, 34104, 35532, 36801, 36848, 38164, 38367, 41454, 43848, 47376, 49068, 51156, 55272, 57246, 62181, 65424, 66787, 68208, 71064, 73602, 76328, 76734, 82908, 85869, 87696, 98136, 102312, 110544, 114492, 124362, 133574, 142128, 147204, 152656, 153468, 165816, 171738, 196272, 200361, 204624, 228984, 248724, 257607, 267148, 294408, 306936, 331632, 343476, 400722, 457968, 497448, 515214, 534296, 588816, 601083, 613872, 686952, 801444, 994896, 1030428, 1068592, 1202166, 1373904, 1602888, 1803249, 2060856, 2404332, 3205776, 3606498, 4121712, 4808664, 7212996, 9617328, 14425992, 28851984]

約数ペア:

[(1, 28851984), (2, 14425992), (3, 9617328), (4, 7212996), (6, 4808664), (7, 4121712), (8, 3606498), (9, 3205776), (12, 2404332), (14, 2060856), (16, 1803249), (18, 1602888), (21, 1373904), (24, 1202166), (27, 1068592), (28, 1030428), (29, 994896), (36, 801444), (42, 686952), (47, 613872), (48, 601083), (49, 588816), (54, 534296), (56, 515214), (58, 497448), (63, 457968), (72, 400722), (84, 343476), (87, 331632), (94, 306936), (98, 294408), (108, 267148), (112, 257607), (116, 248724), (126, 228984), (141, 204624), (144, 200361), (147, 196272), (168, 171738), (174, 165816), (188, 153468), (189, 152656), (196, 147204), (203, 142128), (216, 133574), (232, 124362), (252, 114492), (261, 110544), (282, 102312), (294, 98136), (329, 87696), (336, 85869), (348, 82908), (376, 76734), (378, 76328), (392, 73602), (406, 71064), (423, 68208), (432, 66787), (441, 65424), (464, 62181), (504, 57246), (522, 55272), (564, 51156), (588, 49068), (609, 47376), (658, 43848), (696, 41454), (752, 38367), (756, 38164), (783, 36848), (784, 36801), (812, 35532), (846, 34104), (882, 32712), (987, 29232), (1008, 28623), (1044, 27636), (1128, 25578), (1176, 24534), (1218, 23688), (1269, 22736), (1316, 21924), (1323, 21808), (1363, 21168), (1392, 20727), (1421, 20304), (1512, 19082), (1566, 18424), (1624, 17766), (1692, 17052), (1764, 16356), (1827, 15792), (1974, 14616), (2088, 13818), (2256, 12789), (2303, 12528), (2352, 12267), (2436, 11844), (2538, 11368), (2632, 10962), (2646, 10904), (2726, 10584), (2842, 10152), (2961, 9744), (3024, 9541), (3132, 9212), (3248, 8883), (3384, 8526), (3528, 8178), (3654, 7896), (3948, 7308), (4089, 7056), (4176, 6909), (4263, 6768), (4606, 6264), (4872, 5922), (5076, 5684), (5264, 5481), (5292, 5452)]