19960320

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:162

約数の個数: 160

約数和(自身を含む): 67174272

約数和(自身を除く): 47213952

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 113, 115, 120, 128, 138, 160, 184, 192, 226, 230, 240, 256, 276, 320, 339, 345, 368, 384, 452, 460, 480, 512, 552, 565, 640, 678, 690, 736, 768, 904, 920, 960, 1104, 1130, 1280, 1356, 1380, 1472, 1536, 1695, 1808, 1840, 1920, 2208, 2260, 2560, 2599, 2712, 2760, 2944, 3390, 3616, 3680, 3840, 4416, 4520, 5198, 5424, 5520, 5888, 6780, 7232, 7360, 7680, 7797, 8832, 9040, 10396, 10848, 11040, 11776, 12995, 13560, 14464, 14720, 15594, 17664, 18080, 20792, 21696, 22080, 25990, 27120, 28928, 29440, 31188, 35328, 36160, 38985, 41584, 43392, 44160, 51980, 54240, 57856, 58880, 62376, 72320, 77970, 83168, 86784, 88320, 103960, 108480, 124752, 144640, 155940, 166336, 173568, 176640, 207920, 216960, 249504, 289280, 311880, 332672, 415840, 433920, 499008, 623760, 665344, 831680, 867840, 998016, 1247520, 1330688, 1663360, 1996032, 2495040, 3326720, 3992064, 4990080, 6653440, 9980160, 19960320]

約数ペア:

[(1, 19960320), (2, 9980160), (3, 6653440), (4, 4990080), (5, 3992064), (6, 3326720), (8, 2495040), (10, 1996032), (12, 1663360), (15, 1330688), (16, 1247520), (20, 998016), (23, 867840), (24, 831680), (30, 665344), (32, 623760), (40, 499008), (46, 433920), (48, 415840), (60, 332672), (64, 311880), (69, 289280), (80, 249504), (92, 216960), (96, 207920), (113, 176640), (115, 173568), (120, 166336), (128, 155940), (138, 144640), (160, 124752), (184, 108480), (192, 103960), (226, 88320), (230, 86784), (240, 83168), (256, 77970), (276, 72320), (320, 62376), (339, 58880), (345, 57856), (368, 54240), (384, 51980), (452, 44160), (460, 43392), (480, 41584), (512, 38985), (552, 36160), (565, 35328), (640, 31188), (678, 29440), (690, 28928), (736, 27120), (768, 25990), (904, 22080), (920, 21696), (960, 20792), (1104, 18080), (1130, 17664), (1280, 15594), (1356, 14720), (1380, 14464), (1472, 13560), (1536, 12995), (1695, 11776), (1808, 11040), (1840, 10848), (1920, 10396), (2208, 9040), (2260, 8832), (2560, 7797), (2599, 7680), (2712, 7360), (2760, 7232), (2944, 6780), (3390, 5888), (3616, 5520), (3680, 5424), (3840, 5198), (4416, 4520)]