219509760

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:520

約数の個数: 176

約数和(自身を含む): 726308352

約数和(自身を除く): 506798592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 128, 155, 160, 186, 192, 240, 248, 256, 310, 320, 372, 384, 461, 465, 480, 496, 512, 620, 640, 744, 768, 922, 930, 960, 992, 1024, 1240, 1280, 1383, 1488, 1536, 1844, 1860, 1920, 1984, 2305, 2480, 2560, 2766, 2976, 3072, 3688, 3720, 3840, 3968, 4610, 4960, 5120, 5532, 5952, 6915, 7376, 7440, 7680, 7936, 9220, 9920, 11064, 11904, 13830, 14291, 14752, 14880, 15360, 15872, 18440, 19840, 22128, 23808, 27660, 28582, 29504, 29760, 31744, 36880, 39680, 42873, 44256, 47616, 55320, 57164, 59008, 59520, 71455, 73760, 79360, 85746, 88512, 95232, 110640, 114328, 118016, 119040, 142910, 147520, 158720, 171492, 177024, 214365, 221280, 228656, 236032, 238080, 285820, 295040, 342984, 354048, 428730, 442560, 457312, 472064, 476160, 571640, 590080, 685968, 708096, 857460, 885120, 914624, 1143280, 1180160, 1371936, 1416192, 1714920, 1770240, 1829248, 2286560, 2360320, 2743872, 3429840, 3540480, 3658496, 4573120, 5487744, 6859680, 7080960, 7316992, 9146240, 10975488, 13719360, 14633984, 18292480, 21950976, 27438720, 36584960, 43901952, 54877440, 73169920, 109754880, 219509760]

約数ペア:

[(1, 219509760), (2, 109754880), (3, 73169920), (4, 54877440), (5, 43901952), (6, 36584960), (8, 27438720), (10, 21950976), (12, 18292480), (15, 14633984), (16, 13719360), (20, 10975488), (24, 9146240), (30, 7316992), (31, 7080960), (32, 6859680), (40, 5487744), (48, 4573120), (60, 3658496), (62, 3540480), (64, 3429840), (80, 2743872), (93, 2360320), (96, 2286560), (120, 1829248), (124, 1770240), (128, 1714920), (155, 1416192), (160, 1371936), (186, 1180160), (192, 1143280), (240, 914624), (248, 885120), (256, 857460), (310, 708096), (320, 685968), (372, 590080), (384, 571640), (461, 476160), (465, 472064), (480, 457312), (496, 442560), (512, 428730), (620, 354048), (640, 342984), (744, 295040), (768, 285820), (922, 238080), (930, 236032), (960, 228656), (992, 221280), (1024, 214365), (1240, 177024), (1280, 171492), (1383, 158720), (1488, 147520), (1536, 142910), (1844, 119040), (1860, 118016), (1920, 114328), (1984, 110640), (2305, 95232), (2480, 88512), (2560, 85746), (2766, 79360), (2976, 73760), (3072, 71455), (3688, 59520), (3720, 59008), (3840, 57164), (3968, 55320), (4610, 47616), (4960, 44256), (5120, 42873), (5532, 39680), (5952, 36880), (6915, 31744), (7376, 29760), (7440, 29504), (7680, 28582), (7936, 27660), (9220, 23808), (9920, 22128), (11064, 19840), (11904, 18440), (13830, 15872), (14291, 15360), (14752, 14880)]