149665280

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 160

約数和(自身を含む): 402161760

約数和(自身を除く): 252496480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 32, 34, 38, 40, 64, 68, 76, 80, 85, 95, 128, 136, 152, 160, 170, 181, 190, 256, 272, 304, 320, 323, 340, 362, 380, 512, 544, 608, 640, 646, 680, 724, 760, 905, 1088, 1216, 1280, 1292, 1360, 1448, 1520, 1615, 1810, 2176, 2432, 2560, 2584, 2720, 2896, 3040, 3077, 3230, 3439, 3620, 4352, 4864, 5168, 5440, 5792, 6080, 6154, 6460, 6878, 7240, 8704, 9728, 10336, 10880, 11584, 12160, 12308, 12920, 13756, 14480, 15385, 17195, 20672, 21760, 23168, 24320, 24616, 25840, 27512, 28960, 30770, 34390, 41344, 43520, 46336, 48640, 49232, 51680, 55024, 57920, 58463, 61540, 68780, 82688, 92672, 98464, 103360, 110048, 115840, 116926, 123080, 137560, 165376, 196928, 206720, 220096, 231680, 233852, 246160, 275120, 292315, 393856, 413440, 440192, 463360, 467704, 492320, 550240, 584630, 787712, 826880, 880384, 935408, 984640, 1100480, 1169260, 1575424, 1760768, 1870816, 1969280, 2200960, 2338520, 3741632, 3938560, 4401920, 4677040, 7483264, 7877120, 8803840, 9354080, 14966528, 18708160, 29933056, 37416320, 74832640, 149665280]

約数ペア:

[(1, 149665280), (2, 74832640), (4, 37416320), (5, 29933056), (8, 18708160), (10, 14966528), (16, 9354080), (17, 8803840), (19, 7877120), (20, 7483264), (32, 4677040), (34, 4401920), (38, 3938560), (40, 3741632), (64, 2338520), (68, 2200960), (76, 1969280), (80, 1870816), (85, 1760768), (95, 1575424), (128, 1169260), (136, 1100480), (152, 984640), (160, 935408), (170, 880384), (181, 826880), (190, 787712), (256, 584630), (272, 550240), (304, 492320), (320, 467704), (323, 463360), (340, 440192), (362, 413440), (380, 393856), (512, 292315), (544, 275120), (608, 246160), (640, 233852), (646, 231680), (680, 220096), (724, 206720), (760, 196928), (905, 165376), (1088, 137560), (1216, 123080), (1280, 116926), (1292, 115840), (1360, 110048), (1448, 103360), (1520, 98464), (1615, 92672), (1810, 82688), (2176, 68780), (2432, 61540), (2560, 58463), (2584, 57920), (2720, 55024), (2896, 51680), (3040, 49232), (3077, 48640), (3230, 46336), (3439, 43520), (3620, 41344), (4352, 34390), (4864, 30770), (5168, 28960), (5440, 27512), (5792, 25840), (6080, 24616), (6154, 24320), (6460, 23168), (6878, 21760), (7240, 20672), (8704, 17195), (9728, 15385), (10336, 14480), (10880, 13756), (11584, 12920), (12160, 12308)]