391451904

素因数分解:

$2^8\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:217

約数の個数: 216

約数和(自身を含む): 1205305920

約数和(自身を除く): 813854016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 83, 89, 92, 96, 128, 138, 144, 166, 178, 184, 192, 207, 249, 256, 267, 276, 288, 332, 356, 368, 384, 414, 498, 534, 552, 576, 664, 712, 736, 747, 768, 801, 828, 996, 1068, 1104, 1152, 1328, 1424, 1472, 1494, 1602, 1656, 1909, 1992, 2047, 2136, 2208, 2304, 2656, 2848, 2944, 2988, 3204, 3312, 3818, 3984, 4094, 4272, 4416, 5312, 5696, 5727, 5888, 5976, 6141, 6408, 6624, 7387, 7636, 7968, 8188, 8544, 8832, 10624, 11392, 11454, 11952, 12282, 12816, 13248, 14774, 15272, 15936, 16376, 17088, 17181, 17664, 18423, 21248, 22161, 22784, 22908, 23904, 24564, 25632, 26496, 29548, 30544, 31872, 32752, 34176, 34362, 36846, 44322, 45816, 47808, 49128, 51264, 52992, 59096, 61088, 63744, 65504, 66483, 68352, 68724, 73692, 88644, 91632, 95616, 98256, 102528, 118192, 122176, 131008, 132966, 137448, 147384, 169901, 177288, 183264, 191232, 196512, 205056, 236384, 244352, 262016, 265932, 274896, 294768, 339802, 354576, 366528, 393024, 472768, 488704, 509703, 524032, 531864, 549792, 589536, 679604, 709152, 733056, 786048, 945536, 1019406, 1063728, 1099584, 1179072, 1359208, 1418304, 1466112, 1529109, 1572096, 1891072, 2038812, 2127456, 2199168, 2358144, 2718416, 2836608, 3058218, 4077624, 4254912, 4398336, 4716288, 5436832, 5673216, 6116436, 8155248, 8509824, 10873664, 12232872, 16310496, 17019648, 21747328, 24465744, 32620992, 43494656, 48931488, 65241984, 97862976, 130483968, 195725952, 391451904]

約数ペア:

[(1, 391451904), (2, 195725952), (3, 130483968), (4, 97862976), (6, 65241984), (8, 48931488), (9, 43494656), (12, 32620992), (16, 24465744), (18, 21747328), (23, 17019648), (24, 16310496), (32, 12232872), (36, 10873664), (46, 8509824), (48, 8155248), (64, 6116436), (69, 5673216), (72, 5436832), (83, 4716288), (89, 4398336), (92, 4254912), (96, 4077624), (128, 3058218), (138, 2836608), (144, 2718416), (166, 2358144), (178, 2199168), (184, 2127456), (192, 2038812), (207, 1891072), (249, 1572096), (256, 1529109), (267, 1466112), (276, 1418304), (288, 1359208), (332, 1179072), (356, 1099584), (368, 1063728), (384, 1019406), (414, 945536), (498, 786048), (534, 733056), (552, 709152), (576, 679604), (664, 589536), (712, 549792), (736, 531864), (747, 524032), (768, 509703), (801, 488704), (828, 472768), (996, 393024), (1068, 366528), (1104, 354576), (1152, 339802), (1328, 294768), (1424, 274896), (1472, 265932), (1494, 262016), (1602, 244352), (1656, 236384), (1909, 205056), (1992, 196512), (2047, 191232), (2136, 183264), (2208, 177288), (2304, 169901), (2656, 147384), (2848, 137448), (2944, 132966), (2988, 131008), (3204, 122176), (3312, 118192), (3818, 102528), (3984, 98256), (4094, 95616), (4272, 91632), (4416, 88644), (5312, 73692), (5696, 68724), (5727, 68352), (5888, 66483), (5976, 65504), (6141, 63744), (6408, 61088), (6624, 59096), (7387, 52992), (7636, 51264), (7968, 49128), (8188, 47808), (8544, 45816), (8832, 44322), (10624, 36846), (11392, 34362), (11454, 34176), (11952, 32752), (12282, 31872), (12816, 30544), (13248, 29548), (14774, 26496), (15272, 25632), (15936, 24564), (16376, 23904), (17088, 22908), (17181, 22784), (17664, 22161), (18423, 21248)]