54877440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:516

約数の個数: 144

約数和(自身を含む): 181310976

約数和(自身を除く): 126433536

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, 620, 640, 744, 768, 922, 930, 960, 992, 1240, 1280, 1383, 1488, 1844, 1860, 1920, 1984, 2305, 2480, 2766, 2976, 3688, 3720, 3840, 3968, 4610, 4960, 5532, 5952, 6915, 7376, 7440, 7936, 9220, 9920, 11064, 11904, 13830, 14291, 14752, 14880, 18440, 19840, 22128, 23808, 27660, 28582, 29504, 29760, 36880, 39680, 42873, 44256, 55320, 57164, 59008, 59520, 71455, 73760, 85746, 88512, 110640, 114328, 118016, 119040, 142910, 147520, 171492, 177024, 214365, 221280, 228656, 285820, 295040, 342984, 354048, 428730, 442560, 457312, 571640, 590080, 685968, 857460, 885120, 914624, 1143280, 1371936, 1714920, 1770240, 1829248, 2286560, 2743872, 3429840, 3658496, 4573120, 5487744, 6859680, 9146240, 10975488, 13719360, 18292480, 27438720, 54877440]

約数ペア:

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