639759360

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{41651}}^1$

素因数の和:41679

約数の個数: 88

約数和(自身を含む): 2046279456

約数和(自身を除く): 1406520096

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, 41651, 83302, 124953, 166604, 208255, 249906, 333208, 416510, 499812, 624765, 666416, 833020, 999624, 1249530, 1332832, 1666040, 1999248, 2499060, 2665664, 3332080, 3998496, 4998120, 5331328, 6664160, 7996992, 9996240, 10662656, 13328320, 15993984, 19992480, 21325312, 26656640, 31987968, 39984960, 42650624, 53313280, 63975936, 79969920, 106626560, 127951872, 159939840, 213253120, 319879680, 639759360]

約数ペア:

[(1, 639759360), (2, 319879680), (3, 213253120), (4, 159939840), (5, 127951872), (6, 106626560), (8, 79969920), (10, 63975936), (12, 53313280), (15, 42650624), (16, 39984960), (20, 31987968), (24, 26656640), (30, 21325312), (32, 19992480), (40, 15993984), (48, 13328320), (60, 10662656), (64, 9996240), (80, 7996992), (96, 6664160), (120, 5331328), (128, 4998120), (160, 3998496), (192, 3332080), (240, 2665664), (256, 2499060), (320, 1999248), (384, 1666040), (480, 1332832), (512, 1249530), (640, 999624), (768, 833020), (960, 666416), (1024, 624765), (1280, 499812), (1536, 416510), (1920, 333208), (2560, 249906), (3072, 208255), (3840, 166604), (5120, 124953), (7680, 83302), (15360, 41651)]