278136960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4673}}^1$

素因数の和:4726

約数の個数: 128

約数和(自身を含む): 915356160

約数和(自身を除く): 637219200

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, 465, 480, 496, 620, 640, 744, 930, 960, 992, 1240, 1488, 1860, 1920, 1984, 2480, 2976, 3720, 3968, 4673, 4960, 5952, 7440, 9346, 9920, 11904, 14019, 14880, 18692, 19840, 23365, 28038, 29760, 37384, 46730, 56076, 59520, 70095, 74768, 93460, 112152, 140190, 144863, 149536, 186920, 224304, 280380, 289726, 299072, 373840, 434589, 448608, 560760, 579452, 598144, 724315, 747680, 869178, 897216, 1121520, 1158904, 1448630, 1495360, 1738356, 1794432, 2172945, 2243040, 2317808, 2897260, 2990720, 3476712, 4345890, 4486080, 4635616, 5794520, 6953424, 8691780, 8972160, 9271232, 11589040, 13906848, 17383560, 18542464, 23178080, 27813696, 34767120, 46356160, 55627392, 69534240, 92712320, 139068480, 278136960]

約数ペア:

[(1, 278136960), (2, 139068480), (3, 92712320), (4, 69534240), (5, 55627392), (6, 46356160), (8, 34767120), (10, 27813696), (12, 23178080), (15, 18542464), (16, 17383560), (20, 13906848), (24, 11589040), (30, 9271232), (31, 8972160), (32, 8691780), (40, 6953424), (48, 5794520), (60, 4635616), (62, 4486080), (64, 4345890), (80, 3476712), (93, 2990720), (96, 2897260), (120, 2317808), (124, 2243040), (128, 2172945), (155, 1794432), (160, 1738356), (186, 1495360), (192, 1448630), (240, 1158904), (248, 1121520), (310, 897216), (320, 869178), (372, 747680), (384, 724315), (465, 598144), (480, 579452), (496, 560760), (620, 448608), (640, 434589), (744, 373840), (930, 299072), (960, 289726), (992, 280380), (1240, 224304), (1488, 186920), (1860, 149536), (1920, 144863), (1984, 140190), (2480, 112152), (2976, 93460), (3720, 74768), (3968, 70095), (4673, 59520), (4960, 56076), (5952, 46730), (7440, 37384), (9346, 29760), (9920, 28038), (11904, 23365), (14019, 19840), (14880, 18692)]