13720320

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{397}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 48810720

約数和(自身を除く): 35090400

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, 540, 576, 640, 720, 768, 794, 864, 960, 1080, 1152, 1191, 1280, 1440, 1588, 1728, 1920, 1985, 2160, 2304, 2382, 2880, 3176, 3456, 3573, 3840, 3970, 4320, 4764, 5760, 5955, 6352, 6912, 7146, 7940, 8640, 9528, 10719, 11520, 11910, 12704, 14292, 15880, 17280, 17865, 19056, 21438, 23820, 25408, 28584, 31760, 34560, 35730, 38112, 42876, 47640, 50816, 53595, 57168, 63520, 71460, 76224, 85752, 95280, 101632, 107190, 114336, 127040, 142920, 152448, 171504, 190560, 214380, 228672, 254080, 285840, 304896, 343008, 381120, 428760, 457344, 508160, 571680, 686016, 762240, 857520, 914688, 1143360, 1372032, 1524480, 1715040, 2286720, 2744064, 3430080, 4573440, 6860160, 13720320]

約数ペア:

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