505294720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{61}}^1$

素因数の和:173

約数の個数: 192

約数和(自身を含む): 1436559840

約数和(自身を除く): 931265120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 61, 64, 70, 80, 86, 112, 122, 128, 140, 160, 172, 215, 224, 244, 280, 301, 305, 320, 344, 427, 430, 448, 488, 560, 602, 610, 640, 688, 854, 860, 896, 976, 1120, 1204, 1220, 1376, 1505, 1708, 1720, 1849, 1952, 2135, 2240, 2408, 2440, 2623, 2752, 3010, 3416, 3440, 3698, 3904, 4270, 4480, 4816, 4880, 5246, 5504, 6020, 6832, 6880, 7396, 7808, 8540, 9245, 9632, 9760, 10492, 12040, 12943, 13115, 13664, 13760, 14792, 17080, 18361, 18490, 19264, 19520, 20984, 24080, 25886, 26230, 27328, 27520, 29584, 34160, 36722, 36980, 38528, 39040, 41968, 48160, 51772, 52460, 54656, 59168, 64715, 68320, 73444, 73960, 83936, 91805, 96320, 103544, 104920, 112789, 118336, 129430, 136640, 146888, 147920, 167872, 183610, 192640, 207088, 209840, 225578, 236672, 258860, 273280, 293776, 295840, 335744, 367220, 414176, 419680, 451156, 517720, 563945, 587552, 591680, 734440, 789523, 828352, 839360, 902312, 1035440, 1127890, 1175104, 1183360, 1468880, 1579046, 1656704, 1678720, 1804624, 2070880, 2255780, 2350208, 2937760, 3158092, 3609248, 3947615, 4141760, 4511560, 5875520, 6316184, 7218496, 7895230, 8283520, 9023120, 11751040, 12632368, 14436992, 15790460, 18046240, 25264736, 31580920, 36092480, 50529472, 63161840, 72184960, 101058944, 126323680, 252647360, 505294720]

約数ペア:

[(1, 505294720), (2, 252647360), (4, 126323680), (5, 101058944), (7, 72184960), (8, 63161840), (10, 50529472), (14, 36092480), (16, 31580920), (20, 25264736), (28, 18046240), (32, 15790460), (35, 14436992), (40, 12632368), (43, 11751040), (56, 9023120), (61, 8283520), (64, 7895230), (70, 7218496), (80, 6316184), (86, 5875520), (112, 4511560), (122, 4141760), (128, 3947615), (140, 3609248), (160, 3158092), (172, 2937760), (215, 2350208), (224, 2255780), (244, 2070880), (280, 1804624), (301, 1678720), (305, 1656704), (320, 1579046), (344, 1468880), (427, 1183360), (430, 1175104), (448, 1127890), (488, 1035440), (560, 902312), (602, 839360), (610, 828352), (640, 789523), (688, 734440), (854, 591680), (860, 587552), (896, 563945), (976, 517720), (1120, 451156), (1204, 419680), (1220, 414176), (1376, 367220), (1505, 335744), (1708, 295840), (1720, 293776), (1849, 273280), (1952, 258860), (2135, 236672), (2240, 225578), (2408, 209840), (2440, 207088), (2623, 192640), (2752, 183610), (3010, 167872), (3416, 147920), (3440, 146888), (3698, 136640), (3904, 129430), (4270, 118336), (4480, 112789), (4816, 104920), (4880, 103544), (5246, 96320), (5504, 91805), (6020, 83936), (6832, 73960), (6880, 73444), (7396, 68320), (7808, 64715), (8540, 59168), (9245, 54656), (9632, 52460), (9760, 51772), (10492, 48160), (12040, 41968), (12943, 39040), (13115, 38528), (13664, 36980), (13760, 36722), (14792, 34160), (17080, 29584), (18361, 27520), (18490, 27328), (19264, 26230), (19520, 25886), (20984, 24080)]