194864000

素因数分解:

$2^7\times 5^3\times {\mathrm{19}}^1\times {\mathrm{641}}^1$

素因数の和:689

約数の個数: 128

約数和(自身を含む): 510775200

約数和(自身を除く): 315911200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 125, 128, 152, 160, 190, 200, 250, 304, 320, 380, 400, 475, 500, 608, 640, 641, 760, 800, 950, 1000, 1216, 1282, 1520, 1600, 1900, 2000, 2375, 2432, 2564, 3040, 3200, 3205, 3800, 4000, 4750, 5128, 6080, 6410, 7600, 8000, 9500, 10256, 12160, 12179, 12820, 15200, 16000, 16025, 19000, 20512, 24358, 25640, 30400, 32050, 38000, 41024, 48716, 51280, 60800, 60895, 64100, 76000, 80125, 82048, 97432, 102560, 121790, 128200, 152000, 160250, 194864, 205120, 243580, 256400, 304000, 304475, 320500, 389728, 410240, 487160, 512800, 608950, 641000, 779456, 974320, 1025600, 1217900, 1282000, 1522375, 1558912, 1948640, 2051200, 2435800, 2564000, 3044750, 3897280, 4871600, 5128000, 6089500, 7794560, 9743200, 10256000, 12179000, 19486400, 24358000, 38972800, 48716000, 97432000, 194864000]

約数ペア:

[(1, 194864000), (2, 97432000), (4, 48716000), (5, 38972800), (8, 24358000), (10, 19486400), (16, 12179000), (19, 10256000), (20, 9743200), (25, 7794560), (32, 6089500), (38, 5128000), (40, 4871600), (50, 3897280), (64, 3044750), (76, 2564000), (80, 2435800), (95, 2051200), (100, 1948640), (125, 1558912), (128, 1522375), (152, 1282000), (160, 1217900), (190, 1025600), (200, 974320), (250, 779456), (304, 641000), (320, 608950), (380, 512800), (400, 487160), (475, 410240), (500, 389728), (608, 320500), (640, 304475), (641, 304000), (760, 256400), (800, 243580), (950, 205120), (1000, 194864), (1216, 160250), (1282, 152000), (1520, 128200), (1600, 121790), (1900, 102560), (2000, 97432), (2375, 82048), (2432, 80125), (2564, 76000), (3040, 64100), (3200, 60895), (3205, 60800), (3800, 51280), (4000, 48716), (4750, 41024), (5128, 38000), (6080, 32050), (6410, 30400), (7600, 25640), (8000, 24358), (9500, 20512), (10256, 19000), (12160, 16025), (12179, 16000), (12820, 15200)]