681225216

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1$

素因数の和:510

約数の個数: 176

約数和(自身を含む): 2106608640

約数和(自身を除く): 1425383424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 79, 84, 96, 112, 128, 158, 168, 192, 224, 237, 256, 316, 336, 384, 401, 448, 474, 512, 553, 632, 672, 768, 802, 896, 948, 1024, 1106, 1203, 1264, 1344, 1536, 1604, 1659, 1792, 1896, 2212, 2406, 2528, 2688, 2807, 3072, 3208, 3318, 3584, 3792, 4424, 4812, 5056, 5376, 5614, 6416, 6636, 7168, 7584, 8421, 8848, 9624, 10112, 10752, 11228, 12832, 13272, 15168, 16842, 17696, 19248, 20224, 21504, 22456, 25664, 26544, 30336, 31679, 33684, 35392, 38496, 40448, 44912, 51328, 53088, 60672, 63358, 67368, 70784, 76992, 80896, 89824, 95037, 102656, 106176, 121344, 126716, 134736, 141568, 153984, 179648, 190074, 205312, 212352, 221753, 242688, 253432, 269472, 283136, 307968, 359296, 380148, 410624, 424704, 443506, 506864, 538944, 566272, 615936, 665259, 718592, 760296, 849408, 887012, 1013728, 1077888, 1231872, 1330518, 1437184, 1520592, 1698816, 1774024, 2027456, 2155776, 2661036, 2874368, 3041184, 3548048, 4054912, 4311552, 5322072, 6082368, 7096096, 8109824, 8623104, 10644144, 12164736, 14192192, 16219648, 21288288, 24329472, 28384384, 32439296, 42576576, 48658944, 56768768, 85153152, 97317888, 113537536, 170306304, 227075072, 340612608, 681225216]

約数ペア:

[(1, 681225216), (2, 340612608), (3, 227075072), (4, 170306304), (6, 113537536), (7, 97317888), (8, 85153152), (12, 56768768), (14, 48658944), (16, 42576576), (21, 32439296), (24, 28384384), (28, 24329472), (32, 21288288), (42, 16219648), (48, 14192192), (56, 12164736), (64, 10644144), (79, 8623104), (84, 8109824), (96, 7096096), (112, 6082368), (128, 5322072), (158, 4311552), (168, 4054912), (192, 3548048), (224, 3041184), (237, 2874368), (256, 2661036), (316, 2155776), (336, 2027456), (384, 1774024), (401, 1698816), (448, 1520592), (474, 1437184), (512, 1330518), (553, 1231872), (632, 1077888), (672, 1013728), (768, 887012), (802, 849408), (896, 760296), (948, 718592), (1024, 665259), (1106, 615936), (1203, 566272), (1264, 538944), (1344, 506864), (1536, 443506), (1604, 424704), (1659, 410624), (1792, 380148), (1896, 359296), (2212, 307968), (2406, 283136), (2528, 269472), (2688, 253432), (2807, 242688), (3072, 221753), (3208, 212352), (3318, 205312), (3584, 190074), (3792, 179648), (4424, 153984), (4812, 141568), (5056, 134736), (5376, 126716), (5614, 121344), (6416, 106176), (6636, 102656), (7168, 95037), (7584, 89824), (8421, 80896), (8848, 76992), (9624, 70784), (10112, 67368), (10752, 63358), (11228, 60672), (12832, 53088), (13272, 51328), (15168, 44912), (16842, 40448), (17696, 38496), (19248, 35392), (20224, 33684), (21504, 31679), (22456, 30336), (25664, 26544)]