218936320

素因数分解:

$2^{10}\times 5^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:787

約数の個数: 88

約数和(自身を含む): 534561768

約数和(自身を除く): 315625448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 701, 976, 1024, 1220, 1280, 1402, 1952, 2440, 2560, 2804, 3505, 3904, 4880, 5120, 5608, 7010, 7808, 9760, 11216, 14020, 15616, 19520, 22432, 28040, 31232, 39040, 42761, 44864, 56080, 62464, 78080, 85522, 89728, 112160, 156160, 171044, 179456, 213805, 224320, 312320, 342088, 358912, 427610, 448640, 684176, 717824, 855220, 897280, 1368352, 1710440, 1794560, 2736704, 3420880, 3589120, 5473408, 6841760, 10946816, 13683520, 21893632, 27367040, 43787264, 54734080, 109468160, 218936320]

約数ペア:

[(1, 218936320), (2, 109468160), (4, 54734080), (5, 43787264), (8, 27367040), (10, 21893632), (16, 13683520), (20, 10946816), (32, 6841760), (40, 5473408), (61, 3589120), (64, 3420880), (80, 2736704), (122, 1794560), (128, 1710440), (160, 1368352), (244, 897280), (256, 855220), (305, 717824), (320, 684176), (488, 448640), (512, 427610), (610, 358912), (640, 342088), (701, 312320), (976, 224320), (1024, 213805), (1220, 179456), (1280, 171044), (1402, 156160), (1952, 112160), (2440, 89728), (2560, 85522), (2804, 78080), (3505, 62464), (3904, 56080), (4880, 44864), (5120, 42761), (5608, 39040), (7010, 31232), (7808, 28040), (9760, 22432), (11216, 19520), (14020, 15616)]