145847040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2042

約数の個数: 144

約数和(自身を含む): 490560000

約数和(自身を除く): 344712960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 1999, 2280, 2432, 3040, 3648, 3840, 3998, 4560, 4864, 5997, 6080, 7296, 7996, 9120, 9995, 11994, 12160, 14592, 15992, 18240, 19990, 23988, 24320, 29985, 31984, 36480, 37981, 39980, 47976, 59970, 63968, 72960, 75962, 79960, 95952, 113943, 119940, 127936, 151924, 159920, 189905, 191904, 227886, 239880, 255872, 303848, 319840, 379810, 383808, 455772, 479760, 511744, 569715, 607696, 639680, 759620, 767616, 911544, 959520, 1139430, 1215392, 1279360, 1519240, 1535232, 1823088, 1919040, 2278860, 2430784, 2558720, 3038480, 3646176, 3838080, 4557720, 4861568, 6076960, 7292352, 7676160, 9115440, 9723136, 12153920, 14584704, 18230880, 24307840, 29169408, 36461760, 48615680, 72923520, 145847040]

約数ペア:

[(1, 145847040), (2, 72923520), (3, 48615680), (4, 36461760), (5, 29169408), (6, 24307840), (8, 18230880), (10, 14584704), (12, 12153920), (15, 9723136), (16, 9115440), (19, 7676160), (20, 7292352), (24, 6076960), (30, 4861568), (32, 4557720), (38, 3838080), (40, 3646176), (48, 3038480), (57, 2558720), (60, 2430784), (64, 2278860), (76, 1919040), (80, 1823088), (95, 1535232), (96, 1519240), (114, 1279360), (120, 1215392), (128, 1139430), (152, 959520), (160, 911544), (190, 767616), (192, 759620), (228, 639680), (240, 607696), (256, 569715), (285, 511744), (304, 479760), (320, 455772), (380, 383808), (384, 379810), (456, 319840), (480, 303848), (570, 255872), (608, 239880), (640, 227886), (760, 191904), (768, 189905), (912, 159920), (960, 151924), (1140, 127936), (1216, 119940), (1280, 113943), (1520, 95952), (1824, 79960), (1920, 75962), (1999, 72960), (2280, 63968), (2432, 59970), (3040, 47976), (3648, 39980), (3840, 37981), (3998, 36480), (4560, 31984), (4864, 29985), (5997, 24320), (6080, 23988), (7296, 19990), (7996, 18240), (9120, 15992), (9995, 14592), (11994, 12160)]