27440640

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{397}}^1$

素因数の和:429

約数の個数: 160

約数和(自身を含む): 97716960

約数和(自身を除く): 70276320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 397, 432, 480, 512, 540, 576, 640, 720, 768, 794, 864, 960, 1080, 1152, 1191, 1280, 1440, 1536, 1588, 1728, 1920, 1985, 2160, 2304, 2382, 2560, 2880, 3176, 3456, 3573, 3840, 3970, 4320, 4608, 4764, 5760, 5955, 6352, 6912, 7146, 7680, 7940, 8640, 9528, 10719, 11520, 11910, 12704, 13824, 14292, 15880, 17280, 17865, 19056, 21438, 23040, 23820, 25408, 28584, 31760, 34560, 35730, 38112, 42876, 47640, 50816, 53595, 57168, 63520, 69120, 71460, 76224, 85752, 95280, 101632, 107190, 114336, 127040, 142920, 152448, 171504, 190560, 203264, 214380, 228672, 254080, 285840, 304896, 343008, 381120, 428760, 457344, 508160, 571680, 609792, 686016, 762240, 857520, 914688, 1016320, 1143360, 1372032, 1524480, 1715040, 1829376, 2286720, 2744064, 3048960, 3430080, 4573440, 5488128, 6860160, 9146880, 13720320, 27440640]

約数ペア:

[(1, 27440640), (2, 13720320), (3, 9146880), (4, 6860160), (5, 5488128), (6, 4573440), (8, 3430080), (9, 3048960), (10, 2744064), (12, 2286720), (15, 1829376), (16, 1715040), (18, 1524480), (20, 1372032), (24, 1143360), (27, 1016320), (30, 914688), (32, 857520), (36, 762240), (40, 686016), (45, 609792), (48, 571680), (54, 508160), (60, 457344), (64, 428760), (72, 381120), (80, 343008), (90, 304896), (96, 285840), (108, 254080), (120, 228672), (128, 214380), (135, 203264), (144, 190560), (160, 171504), (180, 152448), (192, 142920), (216, 127040), (240, 114336), (256, 107190), (270, 101632), (288, 95280), (320, 85752), (360, 76224), (384, 71460), (397, 69120), (432, 63520), (480, 57168), (512, 53595), (540, 50816), (576, 47640), (640, 42876), (720, 38112), (768, 35730), (794, 34560), (864, 31760), (960, 28584), (1080, 25408), (1152, 23820), (1191, 23040), (1280, 21438), (1440, 19056), (1536, 17865), (1588, 17280), (1728, 15880), (1920, 14292), (1985, 13824), (2160, 12704), (2304, 11910), (2382, 11520), (2560, 10719), (2880, 9528), (3176, 8640), (3456, 7940), (3573, 7680), (3840, 7146), (3970, 6912), (4320, 6352), (4608, 5955), (4764, 5760)]