128651328

素因数分解:

$2^6\times 3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 280

約数和(自身を含む): 433718208

約数和(自身を除く): 305066880

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 27, 32, 36, 39, 46, 48, 52, 54, 64, 69, 72, 78, 81, 83, 92, 96, 104, 108, 117, 138, 144, 156, 162, 166, 184, 192, 207, 208, 216, 234, 249, 276, 288, 299, 312, 324, 332, 351, 368, 414, 416, 432, 468, 498, 552, 576, 598, 621, 624, 648, 664, 702, 736, 747, 828, 832, 864, 897, 936, 996, 1053, 1079, 1104, 1196, 1242, 1248, 1296, 1328, 1404, 1472, 1494, 1656, 1728, 1794, 1863, 1872, 1909, 1992, 2106, 2158, 2208, 2241, 2392, 2484, 2496, 2592, 2656, 2691, 2808, 2988, 3237, 3312, 3588, 3726, 3744, 3818, 3984, 4212, 4316, 4416, 4482, 4784, 4968, 5184, 5312, 5382, 5616, 5727, 5976, 6474, 6624, 6723, 7176, 7452, 7488, 7636, 7968, 8073, 8424, 8632, 8964, 9568, 9711, 9936, 10764, 11232, 11454, 11952, 12948, 13248, 13446, 14352, 14904, 15272, 15936, 16146, 16848, 17181, 17264, 17928, 19136, 19422, 19872, 21528, 22464, 22908, 23904, 24219, 24817, 25896, 26892, 28704, 29133, 29808, 30544, 32292, 33696, 34362, 34528, 35856, 38844, 39744, 43056, 45816, 47808, 48438, 49634, 51543, 51792, 53784, 57408, 58266, 59616, 61088, 64584, 67392, 68724, 69056, 71712, 74451, 77688, 86112, 87399, 91632, 96876, 99268, 103086, 103584, 107568, 116532, 119232, 122176, 129168, 137448, 143424, 148902, 154629, 155376, 172224, 174798, 183264, 193752, 198536, 206172, 207168, 215136, 223353, 233064, 258336, 274896, 297804, 309258, 310752, 349596, 366528, 387504, 397072, 412344, 430272, 446706, 466128, 516672, 549792, 595608, 618516, 621504, 670059, 699192, 775008, 794144, 824688, 893412, 932256, 1099584, 1191216, 1237032, 1340118, 1398384, 1550016, 1588288, 1649376, 1786824, 1864512, 2010177, 2382432, 2474064, 2680236, 2796768, 3298752, 3573648, 4020354, 4764864, 4948128, 5360472, 5593536, 7147296, 8040708, 9896256, 10720944, 14294592, 16081416, 21441888, 32162832, 42883776, 64325664, 128651328]

約数ペア:

[(1, 128651328), (2, 64325664), (3, 42883776), (4, 32162832), (6, 21441888), (8, 16081416), (9, 14294592), (12, 10720944), (13, 9896256), (16, 8040708), (18, 7147296), (23, 5593536), (24, 5360472), (26, 4948128), (27, 4764864), (32, 4020354), (36, 3573648), (39, 3298752), (46, 2796768), (48, 2680236), (52, 2474064), (54, 2382432), (64, 2010177), (69, 1864512), (72, 1786824), (78, 1649376), (81, 1588288), (83, 1550016), (92, 1398384), (96, 1340118), (104, 1237032), (108, 1191216), (117, 1099584), (138, 932256), (144, 893412), (156, 824688), (162, 794144), (166, 775008), (184, 699192), (192, 670059), (207, 621504), (208, 618516), (216, 595608), (234, 549792), (249, 516672), (276, 466128), (288, 446706), (299, 430272), (312, 412344), (324, 397072), (332, 387504), (351, 366528), (368, 349596), (414, 310752), (416, 309258), (432, 297804), (468, 274896), (498, 258336), (552, 233064), (576, 223353), (598, 215136), (621, 207168), (624, 206172), (648, 198536), (664, 193752), (702, 183264), (736, 174798), (747, 172224), (828, 155376), (832, 154629), (864, 148902), (897, 143424), (936, 137448), (996, 129168), (1053, 122176), (1079, 119232), (1104, 116532), (1196, 107568), (1242, 103584), (1248, 103086), (1296, 99268), (1328, 96876), (1404, 91632), (1472, 87399), (1494, 86112), (1656, 77688), (1728, 74451), (1794, 71712), (1863, 69056), (1872, 68724), (1909, 67392), (1992, 64584), (2106, 61088), (2158, 59616), (2208, 58266), (2241, 57408), (2392, 53784), (2484, 51792), (2496, 51543), (2592, 49634), (2656, 48438), (2691, 47808), (2808, 45816), (2988, 43056), (3237, 39744), (3312, 38844), (3588, 35856), (3726, 34528), (3744, 34362), (3818, 33696), (3984, 32292), (4212, 30544), (4316, 29808), (4416, 29133), (4482, 28704), (4784, 26892), (4968, 25896), (5184, 24817), (5312, 24219), (5382, 23904), (5616, 22908), (5727, 22464), (5976, 21528), (6474, 19872), (6624, 19422), (6723, 19136), (7176, 17928), (7452, 17264), (7488, 17181), (7636, 16848), (7968, 16146), (8073, 15936), (8424, 15272), (8632, 14904), (8964, 14352), (9568, 13446), (9711, 13248), (9936, 12948), (10764, 11952), (11232, 11454)]