17121280

素因数分解:

$2^{14}\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1$

素因数の和:63

約数の個数: 120

約数和(自身を含む): 47184480

約数和(自身を除く): 30063200

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 128, 152, 160, 176, 190, 209, 220, 256, 304, 320, 352, 380, 418, 440, 512, 608, 640, 704, 760, 836, 880, 1024, 1045, 1216, 1280, 1408, 1520, 1672, 1760, 2048, 2090, 2432, 2560, 2816, 3040, 3344, 3520, 4096, 4180, 4864, 5120, 5632, 6080, 6688, 7040, 8192, 8360, 9728, 10240, 11264, 12160, 13376, 14080, 16384, 16720, 19456, 20480, 22528, 24320, 26752, 28160, 33440, 38912, 40960, 45056, 48640, 53504, 56320, 66880, 77824, 81920, 90112, 97280, 107008, 112640, 133760, 155648, 180224, 194560, 214016, 225280, 267520, 311296, 389120, 428032, 450560, 535040, 778240, 856064, 901120, 1070080, 1556480, 1712128, 2140160, 3424256, 4280320, 8560640, 17121280]

約数ペア:

[(1, 17121280), (2, 8560640), (4, 4280320), (5, 3424256), (8, 2140160), (10, 1712128), (11, 1556480), (16, 1070080), (19, 901120), (20, 856064), (22, 778240), (32, 535040), (38, 450560), (40, 428032), (44, 389120), (55, 311296), (64, 267520), (76, 225280), (80, 214016), (88, 194560), (95, 180224), (110, 155648), (128, 133760), (152, 112640), (160, 107008), (176, 97280), (190, 90112), (209, 81920), (220, 77824), (256, 66880), (304, 56320), (320, 53504), (352, 48640), (380, 45056), (418, 40960), (440, 38912), (512, 33440), (608, 28160), (640, 26752), (704, 24320), (760, 22528), (836, 20480), (880, 19456), (1024, 16720), (1045, 16384), (1216, 14080), (1280, 13376), (1408, 12160), (1520, 11264), (1672, 10240), (1760, 9728), (2048, 8360), (2090, 8192), (2432, 7040), (2560, 6688), (2816, 6080), (3040, 5632), (3344, 5120), (3520, 4864), (4096, 4180)]