262661120

素因数分解:

$2^{10}\times 5^1\times {\mathrm{29}}^2\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 132

約数和(自身を含む): 663252564

約数和(自身を除く): 400591444

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 61, 64, 80, 116, 122, 128, 145, 160, 232, 244, 256, 290, 305, 320, 464, 488, 512, 580, 610, 640, 841, 928, 976, 1024, 1160, 1220, 1280, 1682, 1769, 1856, 1952, 2320, 2440, 2560, 3364, 3538, 3712, 3904, 4205, 4640, 4880, 5120, 6728, 7076, 7424, 7808, 8410, 8845, 9280, 9760, 13456, 14152, 14848, 15616, 16820, 17690, 18560, 19520, 26912, 28304, 29696, 31232, 33640, 35380, 37120, 39040, 51301, 53824, 56608, 62464, 67280, 70760, 74240, 78080, 102602, 107648, 113216, 134560, 141520, 148480, 156160, 205204, 215296, 226432, 256505, 269120, 283040, 312320, 410408, 430592, 452864, 513010, 538240, 566080, 820816, 861184, 905728, 1026020, 1076480, 1132160, 1641632, 1811456, 2052040, 2152960, 2264320, 3283264, 4104080, 4305920, 4528640, 6566528, 8208160, 9057280, 13133056, 16416320, 26266112, 32832640, 52532224, 65665280, 131330560, 262661120]

約数ペア:

[(1, 262661120), (2, 131330560), (4, 65665280), (5, 52532224), (8, 32832640), (10, 26266112), (16, 16416320), (20, 13133056), (29, 9057280), (32, 8208160), (40, 6566528), (58, 4528640), (61, 4305920), (64, 4104080), (80, 3283264), (116, 2264320), (122, 2152960), (128, 2052040), (145, 1811456), (160, 1641632), (232, 1132160), (244, 1076480), (256, 1026020), (290, 905728), (305, 861184), (320, 820816), (464, 566080), (488, 538240), (512, 513010), (580, 452864), (610, 430592), (640, 410408), (841, 312320), (928, 283040), (976, 269120), (1024, 256505), (1160, 226432), (1220, 215296), (1280, 205204), (1682, 156160), (1769, 148480), (1856, 141520), (1952, 134560), (2320, 113216), (2440, 107648), (2560, 102602), (3364, 78080), (3538, 74240), (3712, 70760), (3904, 67280), (4205, 62464), (4640, 56608), (4880, 53824), (5120, 51301), (6728, 39040), (7076, 37120), (7424, 35380), (7808, 33640), (8410, 31232), (8845, 29696), (9280, 28304), (9760, 26912), (13456, 19520), (14152, 18560), (14848, 17690), (15616, 16820)]