646505679360

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1380007}}^1$

素因数の和:1380094

約数の個数: 160

約数和(自身を含む): 2100681297792

約数和(自身を除く): 1454175618432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 256, 305, 320, 366, 384, 480, 488, 512, 610, 640, 732, 768, 915, 960, 976, 1220, 1280, 1464, 1536, 1830, 1920, 1952, 2440, 2560, 2928, 3660, 3840, 3904, 4880, 5856, 7320, 7680, 7808, 9760, 11712, 14640, 15616, 19520, 23424, 29280, 31232, 39040, 46848, 58560, 78080, 93696, 117120, 156160, 234240, 468480, 1380007, 2760014, 4140021, 5520028, 6900035, 8280042, 11040056, 13800070, 16560084, 20700105, 22080112, 27600140, 33120168, 41400210, 44160224, 55200280, 66240336, 82800420, 84180427, 88320448, 110400560, 132480672, 165600840, 168360854, 176640896, 220801120, 252541281, 264961344, 331201680, 336721708, 353281792, 420902135, 441602240, 505082562, 529922688, 662403360, 673443416, 706563584, 841804270, 883204480, 1010165124, 1059845376, 1262706405, 1324806720, 1346886832, 1683608540, 1766408960, 2020330248, 2119690752, 2525412810, 2649613440, 2693773664, 3367217080, 3532817920, 4040660496, 5050825620, 5299226880, 5387547328, 6734434160, 8081320992, 10101651240, 10598453760, 10775094656, 13468868320, 16162641984, 20203302480, 21550189312, 26937736640, 32325283968, 40406604960, 43100378624, 53875473280, 64650567936, 80813209920, 107750946560, 129301135872, 161626419840, 215501893120, 323252839680, 646505679360]

約数ペア:

[(1, 646505679360), (2, 323252839680), (3, 215501893120), (4, 161626419840), (5, 129301135872), (6, 107750946560), (8, 80813209920), (10, 64650567936), (12, 53875473280), (15, 43100378624), (16, 40406604960), (20, 32325283968), (24, 26937736640), (30, 21550189312), (32, 20203302480), (40, 16162641984), (48, 13468868320), (60, 10775094656), (61, 10598453760), (64, 10101651240), (80, 8081320992), (96, 6734434160), (120, 5387547328), (122, 5299226880), (128, 5050825620), (160, 4040660496), (183, 3532817920), (192, 3367217080), (240, 2693773664), (244, 2649613440), (256, 2525412810), (305, 2119690752), (320, 2020330248), (366, 1766408960), (384, 1683608540), (480, 1346886832), (488, 1324806720), (512, 1262706405), (610, 1059845376), (640, 1010165124), (732, 883204480), (768, 841804270), (915, 706563584), (960, 673443416), (976, 662403360), (1220, 529922688), (1280, 505082562), (1464, 441602240), (1536, 420902135), (1830, 353281792), (1920, 336721708), (1952, 331201680), (2440, 264961344), (2560, 252541281), (2928, 220801120), (3660, 176640896), (3840, 168360854), (3904, 165600840), (4880, 132480672), (5856, 110400560), (7320, 88320448), (7680, 84180427), (7808, 82800420), (9760, 66240336), (11712, 55200280), (14640, 44160224), (15616, 41400210), (19520, 33120168), (23424, 27600140), (29280, 22080112), (31232, 20700105), (39040, 16560084), (46848, 13800070), (58560, 11040056), (78080, 8280042), (93696, 6900035), (117120, 5520028), (156160, 4140021), (234240, 2760014), (468480, 1380007)]