128896000

素因数分解:

$2^{10}\times 5^3\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:107

約数の個数: 176

約数和(自身を含む): 344878560

約数和(自身を除く): 215982560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 53, 64, 76, 80, 95, 100, 106, 125, 128, 152, 160, 190, 200, 212, 250, 256, 265, 304, 320, 380, 400, 424, 475, 500, 512, 530, 608, 640, 760, 800, 848, 950, 1000, 1007, 1024, 1060, 1216, 1280, 1325, 1520, 1600, 1696, 1900, 2000, 2014, 2120, 2375, 2432, 2560, 2650, 3040, 3200, 3392, 3800, 4000, 4028, 4240, 4750, 4864, 5035, 5120, 5300, 6080, 6400, 6625, 6784, 7600, 8000, 8056, 8480, 9500, 9728, 10070, 10600, 12160, 12800, 13250, 13568, 15200, 16000, 16112, 16960, 19000, 19456, 20140, 21200, 24320, 25175, 25600, 26500, 27136, 30400, 32000, 32224, 33920, 38000, 40280, 42400, 48640, 50350, 53000, 54272, 60800, 64000, 64448, 67840, 76000, 80560, 84800, 97280, 100700, 106000, 121600, 125875, 128000, 128896, 135680, 152000, 161120, 169600, 201400, 212000, 243200, 251750, 257792, 271360, 304000, 322240, 339200, 402800, 424000, 486400, 503500, 515584, 608000, 644480, 678400, 805600, 848000, 1007000, 1031168, 1216000, 1288960, 1356800, 1611200, 1696000, 2014000, 2432000, 2577920, 3222400, 3392000, 4028000, 5155840, 6444800, 6784000, 8056000, 12889600, 16112000, 25779200, 32224000, 64448000, 128896000]

約数ペア:

[(1, 128896000), (2, 64448000), (4, 32224000), (5, 25779200), (8, 16112000), (10, 12889600), (16, 8056000), (19, 6784000), (20, 6444800), (25, 5155840), (32, 4028000), (38, 3392000), (40, 3222400), (50, 2577920), (53, 2432000), (64, 2014000), (76, 1696000), (80, 1611200), (95, 1356800), (100, 1288960), (106, 1216000), (125, 1031168), (128, 1007000), (152, 848000), (160, 805600), (190, 678400), (200, 644480), (212, 608000), (250, 515584), (256, 503500), (265, 486400), (304, 424000), (320, 402800), (380, 339200), (400, 322240), (424, 304000), (475, 271360), (500, 257792), (512, 251750), (530, 243200), (608, 212000), (640, 201400), (760, 169600), (800, 161120), (848, 152000), (950, 135680), (1000, 128896), (1007, 128000), (1024, 125875), (1060, 121600), (1216, 106000), (1280, 100700), (1325, 97280), (1520, 84800), (1600, 80560), (1696, 76000), (1900, 67840), (2000, 64448), (2014, 64000), (2120, 60800), (2375, 54272), (2432, 53000), (2560, 50350), (2650, 48640), (3040, 42400), (3200, 40280), (3392, 38000), (3800, 33920), (4000, 32224), (4028, 32000), (4240, 30400), (4750, 27136), (4864, 26500), (5035, 25600), (5120, 25175), (5300, 24320), (6080, 21200), (6400, 20140), (6625, 19456), (6784, 19000), (7600, 16960), (8000, 16112), (8056, 16000), (8480, 15200), (9500, 13568), (9728, 13250), (10070, 12800), (10600, 12160)]