1247129600

素因数分解:

$2^{12}\times 5^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:694

約数の個数: 156

約数和(自身を含む): 3260345640

約数和(自身を除く): 2013216040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 128, 152, 160, 190, 200, 256, 304, 320, 380, 400, 475, 512, 608, 640, 641, 760, 800, 950, 1024, 1216, 1280, 1282, 1520, 1600, 1900, 2048, 2432, 2560, 2564, 3040, 3200, 3205, 3800, 4096, 4864, 5120, 5128, 6080, 6400, 6410, 7600, 9728, 10240, 10256, 12160, 12179, 12800, 12820, 15200, 16025, 19456, 20480, 20512, 24320, 24358, 25600, 25640, 30400, 32050, 38912, 41024, 48640, 48716, 51200, 51280, 60800, 60895, 64100, 77824, 82048, 97280, 97432, 102400, 102560, 121600, 121790, 128200, 164096, 194560, 194864, 205120, 243200, 243580, 256400, 304475, 328192, 389120, 389728, 410240, 486400, 487160, 512800, 608950, 656384, 779456, 820480, 972800, 974320, 1025600, 1217900, 1312768, 1558912, 1640960, 1945600, 1948640, 2051200, 2435800, 2625536, 3117824, 3281920, 3897280, 4102400, 4871600, 6235648, 6563840, 7794560, 8204800, 9743200, 12471296, 13127680, 15589120, 16409600, 19486400, 24942592, 31178240, 32819200, 38972800, 49885184, 62356480, 65638400, 77945600, 124712960, 155891200, 249425920, 311782400, 623564800, 1247129600]

約数ペア:

[(1, 1247129600), (2, 623564800), (4, 311782400), (5, 249425920), (8, 155891200), (10, 124712960), (16, 77945600), (19, 65638400), (20, 62356480), (25, 49885184), (32, 38972800), (38, 32819200), (40, 31178240), (50, 24942592), (64, 19486400), (76, 16409600), (80, 15589120), (95, 13127680), (100, 12471296), (128, 9743200), (152, 8204800), (160, 7794560), (190, 6563840), (200, 6235648), (256, 4871600), (304, 4102400), (320, 3897280), (380, 3281920), (400, 3117824), (475, 2625536), (512, 2435800), (608, 2051200), (640, 1948640), (641, 1945600), (760, 1640960), (800, 1558912), (950, 1312768), (1024, 1217900), (1216, 1025600), (1280, 974320), (1282, 972800), (1520, 820480), (1600, 779456), (1900, 656384), (2048, 608950), (2432, 512800), (2560, 487160), (2564, 486400), (3040, 410240), (3200, 389728), (3205, 389120), (3800, 328192), (4096, 304475), (4864, 256400), (5120, 243580), (5128, 243200), (6080, 205120), (6400, 194864), (6410, 194560), (7600, 164096), (9728, 128200), (10240, 121790), (10256, 121600), (12160, 102560), (12179, 102400), (12800, 97432), (12820, 97280), (15200, 82048), (16025, 77824), (19456, 64100), (20480, 60895), (20512, 60800), (24320, 51280), (24358, 51200), (25600, 48716), (25640, 48640), (30400, 41024), (32050, 38912)]