27438720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:514

約数の個数: 128

約数和(自身を含む): 90478080

約数和(自身を除く): 63039360

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, 310, 320, 372, 384, 461, 465, 480, 496, 620, 640, 744, 922, 930, 960, 992, 1240, 1383, 1488, 1844, 1860, 1920, 1984, 2305, 2480, 2766, 2976, 3688, 3720, 3968, 4610, 4960, 5532, 5952, 6915, 7376, 7440, 9220, 9920, 11064, 11904, 13830, 14291, 14752, 14880, 18440, 19840, 22128, 27660, 28582, 29504, 29760, 36880, 42873, 44256, 55320, 57164, 59008, 59520, 71455, 73760, 85746, 88512, 110640, 114328, 142910, 147520, 171492, 177024, 214365, 221280, 228656, 285820, 295040, 342984, 428730, 442560, 457312, 571640, 685968, 857460, 885120, 914624, 1143280, 1371936, 1714920, 1829248, 2286560, 2743872, 3429840, 4573120, 5487744, 6859680, 9146240, 13719360, 27438720]

約数ペア:

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