64691200

素因数分解:

$2^{10}\times 5^2\times 7^1\times {\mathrm{19}}^2$

素因数の和:75

約数の個数: 198

約数和(自身を含む): 193416936

約数和(自身を除く): 128725736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 25, 28, 32, 35, 38, 40, 50, 56, 64, 70, 76, 80, 95, 100, 112, 128, 133, 140, 152, 160, 175, 190, 200, 224, 256, 266, 280, 304, 320, 350, 361, 380, 400, 448, 475, 512, 532, 560, 608, 640, 665, 700, 722, 760, 800, 896, 950, 1024, 1064, 1120, 1216, 1280, 1330, 1400, 1444, 1520, 1600, 1792, 1805, 1900, 2128, 2240, 2432, 2527, 2560, 2660, 2800, 2888, 3040, 3200, 3325, 3584, 3610, 3800, 4256, 4480, 4864, 5054, 5120, 5320, 5600, 5776, 6080, 6400, 6650, 7168, 7220, 7600, 8512, 8960, 9025, 9728, 10108, 10640, 11200, 11552, 12160, 12635, 12800, 13300, 14440, 15200, 17024, 17920, 18050, 19456, 20216, 21280, 22400, 23104, 24320, 25270, 25600, 26600, 28880, 30400, 34048, 35840, 36100, 40432, 42560, 44800, 46208, 48640, 50540, 53200, 57760, 60800, 63175, 68096, 72200, 80864, 85120, 89600, 92416, 97280, 101080, 106400, 115520, 121600, 126350, 136192, 144400, 161728, 170240, 179200, 184832, 202160, 212800, 231040, 243200, 252700, 288800, 323456, 340480, 369664, 404320, 425600, 462080, 486400, 505400, 577600, 646912, 680960, 808640, 851200, 924160, 1010800, 1155200, 1293824, 1617280, 1702400, 1848320, 2021600, 2310400, 2587648, 3234560, 3404800, 4043200, 4620800, 6469120, 8086400, 9241600, 12938240, 16172800, 32345600, 64691200]

約数ペア:

[(1, 64691200), (2, 32345600), (4, 16172800), (5, 12938240), (7, 9241600), (8, 8086400), (10, 6469120), (14, 4620800), (16, 4043200), (19, 3404800), (20, 3234560), (25, 2587648), (28, 2310400), (32, 2021600), (35, 1848320), (38, 1702400), (40, 1617280), (50, 1293824), (56, 1155200), (64, 1010800), (70, 924160), (76, 851200), (80, 808640), (95, 680960), (100, 646912), (112, 577600), (128, 505400), (133, 486400), (140, 462080), (152, 425600), (160, 404320), (175, 369664), (190, 340480), (200, 323456), (224, 288800), (256, 252700), (266, 243200), (280, 231040), (304, 212800), (320, 202160), (350, 184832), (361, 179200), (380, 170240), (400, 161728), (448, 144400), (475, 136192), (512, 126350), (532, 121600), (560, 115520), (608, 106400), (640, 101080), (665, 97280), (700, 92416), (722, 89600), (760, 85120), (800, 80864), (896, 72200), (950, 68096), (1024, 63175), (1064, 60800), (1120, 57760), (1216, 53200), (1280, 50540), (1330, 48640), (1400, 46208), (1444, 44800), (1520, 42560), (1600, 40432), (1792, 36100), (1805, 35840), (1900, 34048), (2128, 30400), (2240, 28880), (2432, 26600), (2527, 25600), (2560, 25270), (2660, 24320), (2800, 23104), (2888, 22400), (3040, 21280), (3200, 20216), (3325, 19456), (3584, 18050), (3610, 17920), (3800, 17024), (4256, 15200), (4480, 14440), (4864, 13300), (5054, 12800), (5120, 12635), (5320, 12160), (5600, 11552), (5776, 11200), (6080, 10640), (6400, 10108), (6650, 9728), (7168, 9025), (7220, 8960), (7600, 8512)]