291517440

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{18979}}^1$

素因数の和:19007

約数の個数: 88

約数和(自身を含む): 932449440

約数和(自身を除く): 640932000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2560, 3072, 3840, 5120, 7680, 15360, 18979, 37958, 56937, 75916, 94895, 113874, 151832, 189790, 227748, 284685, 303664, 379580, 455496, 569370, 607328, 759160, 910992, 1138740, 1214656, 1518320, 1821984, 2277480, 2429312, 3036640, 3643968, 4554960, 4858624, 6073280, 7287936, 9109920, 9717248, 12146560, 14575872, 18219840, 19434496, 24293120, 29151744, 36439680, 48586240, 58303488, 72879360, 97172480, 145758720, 291517440]

約数ペア:

[(1, 291517440), (2, 145758720), (3, 97172480), (4, 72879360), (5, 58303488), (6, 48586240), (8, 36439680), (10, 29151744), (12, 24293120), (15, 19434496), (16, 18219840), (20, 14575872), (24, 12146560), (30, 9717248), (32, 9109920), (40, 7287936), (48, 6073280), (60, 4858624), (64, 4554960), (80, 3643968), (96, 3036640), (120, 2429312), (128, 2277480), (160, 1821984), (192, 1518320), (240, 1214656), (256, 1138740), (320, 910992), (384, 759160), (480, 607328), (512, 569370), (640, 455496), (768, 379580), (960, 303664), (1024, 284685), (1280, 227748), (1536, 189790), (1920, 151832), (2560, 113874), (3072, 94895), (3840, 75916), (5120, 56937), (7680, 37958), (15360, 18979)]