645738432

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:211

約数の個数: 224

約数和(自身を含む): 1896099840

約数和(自身を除く): 1250361408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 31, 32, 46, 48, 53, 62, 64, 69, 89, 92, 93, 96, 106, 124, 138, 159, 178, 184, 186, 192, 212, 248, 267, 276, 318, 356, 368, 372, 424, 496, 534, 552, 636, 712, 713, 736, 744, 848, 992, 1068, 1104, 1219, 1272, 1424, 1426, 1472, 1488, 1643, 1696, 1984, 2047, 2136, 2139, 2208, 2438, 2544, 2759, 2848, 2852, 2976, 3286, 3392, 3657, 4094, 4272, 4278, 4416, 4717, 4876, 4929, 5088, 5518, 5696, 5704, 5952, 6141, 6572, 7314, 8188, 8277, 8544, 8556, 9434, 9752, 9858, 10176, 11036, 11408, 12282, 13144, 14151, 14628, 16376, 16554, 17088, 17112, 18868, 19504, 19716, 22072, 22816, 24564, 26288, 28302, 29256, 32752, 33108, 34224, 37736, 37789, 39008, 39432, 44144, 45632, 49128, 52576, 56604, 58512, 63457, 65504, 66216, 68448, 75472, 75578, 78016, 78864, 88288, 98256, 105152, 108491, 113208, 113367, 117024, 126914, 131008, 132432, 136896, 146227, 150944, 151156, 157728, 176576, 190371, 196512, 216982, 226416, 226734, 234048, 253828, 264864, 292454, 301888, 302312, 315456, 325473, 380742, 393024, 433964, 438681, 452832, 453468, 507656, 529728, 584908, 604624, 650946, 761484, 867928, 877362, 905664, 906936, 1015312, 1169816, 1209248, 1301892, 1522968, 1735856, 1754724, 1813872, 2030624, 2339632, 2418496, 2603784, 3045936, 3363221, 3471712, 3509448, 3627744, 4061248, 4679264, 5207568, 6091872, 6726442, 6943424, 7018896, 7255488, 9358528, 10089663, 10415136, 12183744, 13452884, 14037792, 20179326, 20830272, 26905768, 28075584, 40358652, 53811536, 80717304, 107623072, 161434608, 215246144, 322869216, 645738432]

約数ペア:

[(1, 645738432), (2, 322869216), (3, 215246144), (4, 161434608), (6, 107623072), (8, 80717304), (12, 53811536), (16, 40358652), (23, 28075584), (24, 26905768), (31, 20830272), (32, 20179326), (46, 14037792), (48, 13452884), (53, 12183744), (62, 10415136), (64, 10089663), (69, 9358528), (89, 7255488), (92, 7018896), (93, 6943424), (96, 6726442), (106, 6091872), (124, 5207568), (138, 4679264), (159, 4061248), (178, 3627744), (184, 3509448), (186, 3471712), (192, 3363221), (212, 3045936), (248, 2603784), (267, 2418496), (276, 2339632), (318, 2030624), (356, 1813872), (368, 1754724), (372, 1735856), (424, 1522968), (496, 1301892), (534, 1209248), (552, 1169816), (636, 1015312), (712, 906936), (713, 905664), (736, 877362), (744, 867928), (848, 761484), (992, 650946), (1068, 604624), (1104, 584908), (1219, 529728), (1272, 507656), (1424, 453468), (1426, 452832), (1472, 438681), (1488, 433964), (1643, 393024), (1696, 380742), (1984, 325473), (2047, 315456), (2136, 302312), (2139, 301888), (2208, 292454), (2438, 264864), (2544, 253828), (2759, 234048), (2848, 226734), (2852, 226416), (2976, 216982), (3286, 196512), (3392, 190371), (3657, 176576), (4094, 157728), (4272, 151156), (4278, 150944), (4416, 146227), (4717, 136896), (4876, 132432), (4929, 131008), (5088, 126914), (5518, 117024), (5696, 113367), (5704, 113208), (5952, 108491), (6141, 105152), (6572, 98256), (7314, 88288), (8188, 78864), (8277, 78016), (8544, 75578), (8556, 75472), (9434, 68448), (9752, 66216), (9858, 65504), (10176, 63457), (11036, 58512), (11408, 56604), (12282, 52576), (13144, 49128), (14151, 45632), (14628, 44144), (16376, 39432), (16554, 39008), (17088, 37789), (17112, 37736), (18868, 34224), (19504, 33108), (19716, 32752), (22072, 29256), (22816, 28302), (24564, 26288)]