21383165120

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{45863}}^1$

素因数の和:45958

約数の個数: 112

約数和(自身を含む): 53680693248

約数和(自身を除く): 32297528128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 47, 62, 64, 80, 94, 124, 155, 160, 188, 235, 248, 310, 320, 376, 470, 496, 620, 752, 940, 992, 1240, 1457, 1504, 1880, 1984, 2480, 2914, 3008, 3760, 4960, 5828, 7285, 7520, 9920, 11656, 14570, 15040, 23312, 29140, 45863, 46624, 58280, 91726, 93248, 116560, 183452, 229315, 233120, 366904, 458630, 466240, 733808, 917260, 1421753, 1467616, 1834520, 2155561, 2843506, 2935232, 3669040, 4311122, 5687012, 7108765, 7338080, 8622244, 10777805, 11374024, 14217530, 14676160, 17244488, 21555610, 22748048, 28435060, 34488976, 43111220, 45496096, 56870120, 66822391, 68977952, 86222440, 90992192, 113740240, 133644782, 137955904, 172444880, 227480480, 267289564, 334111955, 344889760, 454960960, 534579128, 668223910, 689779520, 1069158256, 1336447820, 2138316512, 2672895640, 4276633024, 5345791280, 10691582560, 21383165120]

約数ペア:

[(1, 21383165120), (2, 10691582560), (4, 5345791280), (5, 4276633024), (8, 2672895640), (10, 2138316512), (16, 1336447820), (20, 1069158256), (31, 689779520), (32, 668223910), (40, 534579128), (47, 454960960), (62, 344889760), (64, 334111955), (80, 267289564), (94, 227480480), (124, 172444880), (155, 137955904), (160, 133644782), (188, 113740240), (235, 90992192), (248, 86222440), (310, 68977952), (320, 66822391), (376, 56870120), (470, 45496096), (496, 43111220), (620, 34488976), (752, 28435060), (940, 22748048), (992, 21555610), (1240, 17244488), (1457, 14676160), (1504, 14217530), (1880, 11374024), (1984, 10777805), (2480, 8622244), (2914, 7338080), (3008, 7108765), (3760, 5687012), (4960, 4311122), (5828, 3669040), (7285, 2935232), (7520, 2843506), (9920, 2155561), (11656, 1834520), (14570, 1467616), (15040, 1421753), (23312, 917260), (29140, 733808), (45863, 466240), (46624, 458630), (58280, 366904), (91726, 233120), (93248, 229315), (116560, 183452)]