204397440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 256

約数和(自身を含む): 740275200

約数和(自身を除く): 535877760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 32, 38, 39, 40, 48, 52, 57, 60, 64, 65, 76, 78, 80, 95, 96, 104, 114, 120, 128, 130, 152, 156, 160, 190, 192, 195, 208, 228, 240, 247, 260, 285, 304, 312, 320, 380, 384, 390, 416, 431, 456, 480, 494, 520, 570, 608, 624, 640, 741, 760, 780, 832, 862, 912, 960, 988, 1040, 1140, 1216, 1235, 1248, 1293, 1482, 1520, 1560, 1664, 1724, 1824, 1920, 1976, 2080, 2155, 2280, 2432, 2470, 2496, 2586, 2964, 3040, 3120, 3448, 3648, 3705, 3952, 4160, 4310, 4560, 4940, 4992, 5172, 5603, 5928, 6080, 6240, 6465, 6896, 7296, 7410, 7904, 8189, 8320, 8620, 9120, 9880, 10344, 11206, 11856, 12160, 12480, 12930, 13792, 14820, 15808, 16378, 16809, 17240, 18240, 19760, 20688, 22412, 23712, 24567, 24960, 25860, 27584, 28015, 29640, 31616, 32756, 33618, 34480, 36480, 39520, 40945, 41376, 44824, 47424, 49134, 51720, 55168, 56030, 59280, 65512, 67236, 68960, 79040, 81890, 82752, 84045, 89648, 94848, 98268, 103440, 106457, 112060, 118560, 122835, 131024, 134472, 137920, 158080, 163780, 165504, 168090, 179296, 196536, 206880, 212914, 224120, 237120, 245670, 262048, 268944, 275840, 319371, 327560, 336180, 358592, 393072, 413760, 425828, 448240, 474240, 491340, 524096, 532285, 537888, 638742, 655120, 672360, 717184, 786144, 827520, 851656, 896480, 982680, 1048192, 1064570, 1075776, 1277484, 1310240, 1344720, 1572288, 1596855, 1703312, 1792960, 1965360, 2129140, 2151552, 2554968, 2620480, 2689440, 3144576, 3193710, 3406624, 3585920, 3930720, 4258280, 5109936, 5240960, 5378880, 6387420, 6813248, 7861440, 8516560, 10219872, 10757760, 12774840, 13626496, 15722880, 17033120, 20439744, 25549680, 34066240, 40879488, 51099360, 68132480, 102198720, 204397440]

約数ペア:

[(1, 204397440), (2, 102198720), (3, 68132480), (4, 51099360), (5, 40879488), (6, 34066240), (8, 25549680), (10, 20439744), (12, 17033120), (13, 15722880), (15, 13626496), (16, 12774840), (19, 10757760), (20, 10219872), (24, 8516560), (26, 7861440), (30, 6813248), (32, 6387420), (38, 5378880), (39, 5240960), (40, 5109936), (48, 4258280), (52, 3930720), (57, 3585920), (60, 3406624), (64, 3193710), (65, 3144576), (76, 2689440), (78, 2620480), (80, 2554968), (95, 2151552), (96, 2129140), (104, 1965360), (114, 1792960), (120, 1703312), (128, 1596855), (130, 1572288), (152, 1344720), (156, 1310240), (160, 1277484), (190, 1075776), (192, 1064570), (195, 1048192), (208, 982680), (228, 896480), (240, 851656), (247, 827520), (260, 786144), (285, 717184), (304, 672360), (312, 655120), (320, 638742), (380, 537888), (384, 532285), (390, 524096), (416, 491340), (431, 474240), (456, 448240), (480, 425828), (494, 413760), (520, 393072), (570, 358592), (608, 336180), (624, 327560), (640, 319371), (741, 275840), (760, 268944), (780, 262048), (832, 245670), (862, 237120), (912, 224120), (960, 212914), (988, 206880), (1040, 196536), (1140, 179296), (1216, 168090), (1235, 165504), (1248, 163780), (1293, 158080), (1482, 137920), (1520, 134472), (1560, 131024), (1664, 122835), (1724, 118560), (1824, 112060), (1920, 106457), (1976, 103440), (2080, 98268), (2155, 94848), (2280, 89648), (2432, 84045), (2470, 82752), (2496, 81890), (2586, 79040), (2964, 68960), (3040, 67236), (3120, 65512), (3448, 59280), (3648, 56030), (3705, 55168), (3952, 51720), (4160, 49134), (4310, 47424), (4560, 44824), (4940, 41376), (4992, 40945), (5172, 39520), (5603, 36480), (5928, 34480), (6080, 33618), (6240, 32756), (6465, 31616), (6896, 29640), (7296, 28015), (7410, 27584), (7904, 25860), (8189, 24960), (8320, 24567), (8620, 23712), (9120, 22412), (9880, 20688), (10344, 19760), (11206, 18240), (11856, 17240), (12160, 16809), (12480, 16378), (12930, 15808), (13792, 14820)]