1915376640

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{124699}}^1$

素因数の和:124727

約数の個数: 88

約数和(自身を含む): 6126261600

約数和(自身を除く): 4210884960

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, 124699, 249398, 374097, 498796, 623495, 748194, 997592, 1246990, 1496388, 1870485, 1995184, 2493980, 2992776, 3740970, 3990368, 4987960, 5985552, 7481940, 7980736, 9975920, 11971104, 14963880, 15961472, 19951840, 23942208, 29927760, 31922944, 39903680, 47884416, 59855520, 63845888, 79807360, 95768832, 119711040, 127691776, 159614720, 191537664, 239422080, 319229440, 383075328, 478844160, 638458880, 957688320, 1915376640]

約数ペア:

[(1, 1915376640), (2, 957688320), (3, 638458880), (4, 478844160), (5, 383075328), (6, 319229440), (8, 239422080), (10, 191537664), (12, 159614720), (15, 127691776), (16, 119711040), (20, 95768832), (24, 79807360), (30, 63845888), (32, 59855520), (40, 47884416), (48, 39903680), (60, 31922944), (64, 29927760), (80, 23942208), (96, 19951840), (120, 15961472), (128, 14963880), (160, 11971104), (192, 9975920), (240, 7980736), (256, 7481940), (320, 5985552), (384, 4987960), (480, 3990368), (512, 3740970), (640, 2992776), (768, 2493980), (960, 1995184), (1024, 1870485), (1280, 1496388), (1536, 1246990), (1920, 997592), (2560, 748194), (3072, 623495), (3840, 498796), (5120, 374097), (7680, 249398), (15360, 124699)]